2560-11-01 10:38:05,833 [main] INFO org.red5.server.Launcher - Red5 Server 1.0.10 (https://github.com/Red5) 2560-11-01 10:38:05,866 [main] INFO o.s.c.s.FileSystemXmlApplicationContext - Refreshing org.springframework.context.support.FileSystemXmlApplicationContext@2c6a3f77: startup date [Wed Nov 01 10:38:05 ICT 2017]; root of context hierarchy 2560-11-01 10:38:05,884 [main] INFO o.s.b.f.xml.XmlBeanDefinitionReader - Loading XML bean definitions from class path resource [red5.xml] 2560-11-01 10:38:05,949 [main] INFO o.s.b.f.xml.XmlBeanDefinitionReader - Loading XML bean definitions from class path resource [jee-container.xml] 2560-11-01 10:38:06,043 [main] INFO o.r.spring.Red5ApplicationContext - setApplicationContext: org.springframework.context.support.FileSystemXmlApplicationContext@2c6a3f77: startup date [Wed Nov 01 10:38:05 ICT 2017]; root of context hierarchy 2560-11-01 10:38:06,044 [main] INFO o.r.spring.Red5ApplicationContext - Red5ApplicationContext init 2560-11-01 10:38:06,045 [main] INFO o.r.spring.Red5ApplicationContext - Refreshing ApplicationContext 'red5.common': startup date [Wed Nov 01 10:38:06 ICT 2017]; parent: org.springframework.context.support.FileSystemXmlApplicationContext@2c6a3f77 2560-11-01 10:38:06,045 [main] INFO o.s.b.f.xml.XmlBeanDefinitionReader - Loading XML bean definitions from class path resource [red5-common.xml] 2560-11-01 10:38:06,128 [main] INFO org.quartz.impl.StdSchedulerFactory - Using default implementation for ThreadExecutor 2560-11-01 10:38:06,138 [main] INFO o.quartz.core.SchedulerSignalerImpl - Initialized Scheduler Signaller of type: class org.quartz.core.SchedulerSignalerImpl 2560-11-01 10:38:06,139 [main] INFO org.quartz.core.QuartzScheduler - Quartz Scheduler v.2.3.0 created. 2560-11-01 10:38:06,139 [main] INFO org.quartz.simpl.RAMJobStore - RAMJobStore initialized. 2560-11-01 10:38:06,140 [main] INFO org.quartz.core.QuartzScheduler - Scheduler meta-data: Quartz Scheduler (v2.3.0) 'Red5_Scheduler' with instanceId 'NON_CLUSTERED' Scheduler class: 'org.quartz.core.QuartzScheduler' - running locally. NOT STARTED. Currently in standby mode. Number of jobs executed: 0 Using thread pool 'org.quartz.simpl.SimpleThreadPool' - with 32 threads. Using job-store 'org.quartz.simpl.RAMJobStore' - which does not support persistence. and is not clustered. 2560-11-01 10:38:06,141 [main] INFO org.quartz.impl.StdSchedulerFactory - Quartz scheduler 'Red5_Scheduler' initialized from the specified file : 'E:/www/webcon/conf/quartz.properties' 2560-11-01 10:38:06,141 [main] INFO org.quartz.impl.StdSchedulerFactory - Quartz scheduler version: 2.3.0 2560-11-01 10:38:06,142 [main] INFO org.quartz.core.QuartzScheduler - Scheduler Red5_Scheduler_$_NON_CLUSTERED started. 2560-11-01 10:38:06,389 [main] INFO o.s.j.e.a.AnnotationMBeanExporter - Registering beans for JMX exposure on startup 2560-11-01 10:38:06,391 [main] INFO o.s.j.e.a.AnnotationMBeanExporter - Bean with name 'schedulingService' has been autodetected for JMX exposure 2560-11-01 10:38:06,392 [main] INFO o.s.j.e.a.AnnotationMBeanExporter - Bean with name 'clientBroadcastStream' has been autodetected for JMX exposure 2560-11-01 10:38:06,487 [main] INFO o.s.j.e.a.AnnotationMBeanExporter - Located MBean 'schedulingService': registering with JMX server as MBean [org.red5.server:name=schedulingService,type=QuartzSchedulingService] 2560-11-01 10:38:06,495 [main] INFO o.r.spring.Red5ApplicationContext - setApplicationContext: org.springframework.context.support.FileSystemXmlApplicationContext@2c6a3f77: startup date [Wed Nov 01 10:38:05 ICT 2017]; root of context hierarchy 2560-11-01 10:38:06,496 [main] INFO o.r.spring.Red5ApplicationContext - Red5ApplicationContext init 2560-11-01 10:38:06,496 [main] INFO o.r.spring.Red5ApplicationContext - Refreshing ApplicationContext 'red5.core': startup date [Wed Nov 01 10:38:06 ICT 2017]; parent: ApplicationContext 'red5.common' 2560-11-01 10:38:06,497 [main] INFO o.s.b.f.xml.XmlBeanDefinitionReader - Loading XML bean definitions from class path resource [red5-core.xml] 2560-11-01 10:38:06,553 [main] INFO o.r.s.net.rtmp.RTMPMinaTransport - RTMP will be bound to [0.0.0.0:1935] 2560-11-01 10:38:06,554 [main] INFO o.r.s.net.rtmp.RTMPMinaTransport - RTMP Mina Transport Settings Acceptor style: default I/O threads: 16 TCP no-delay: true keep-alive: false 2560-11-01 10:38:06,615 [main] INFO o.r.s.net.rtmp.RTMPMinaTransport - Traffic class modification is disabled 2560-11-01 10:38:06,616 [main] INFO o.r.s.net.rtmp.RTMPMinaTransport - Send buffer size: 65536 recv buffer size: 65536 so linger: -1 traffic class: 0 2560-11-01 10:38:06,631 [main] INFO org.red5.server.ContextLoader - ContextLoader init 2560-11-01 10:38:06,632 [main] INFO org.red5.server.ContextLoader - Loading: default.context = ${red5.root}/webapps/red5-default.xml => E:/www/webcon/webapps/red5-default.xml 2560-11-01 10:38:06,632 [main] INFO o.s.c.s.FileSystemXmlApplicationContext - Refreshing org.springframework.context.support.FileSystemXmlApplicationContext@7de62196: startup date [Wed Nov 01 10:38:06 ICT 2017]; parent: ApplicationContext 'red5.common' 2560-11-01 10:38:06,634 [main] INFO o.s.b.f.xml.XmlBeanDefinitionReader - Loading XML bean definitions from file [E:\www\webcon\webapps\red5-default.xml] 2560-11-01 10:38:06,683 [main] INFO org.red5.server.Context - Setting parent bean factory as core 2560-11-01 10:38:06,751 [main] INFO org.red5.server.tomcat.TomcatLoader - Loading Tomcat 2560-11-01 10:38:06,751 [main] INFO org.red5.server.tomcat.TomcatLoader - Server root: E:/www/webcon 2560-11-01 10:38:06,752 [main] INFO org.red5.server.tomcat.TomcatLoader - Config root: E:/www/webcon/conf 2560-11-01 10:38:06,768 [main] INFO org.red5.server.tomcat.TomcatLoader - Application root: E:/www/webcon/webapps 2560-11-01 10:38:06,885 [main] INFO org.red5.server.tomcat.TomcatLoader - Starting Tomcat servlet engine 2560-11-01 10:38:06,973 [main] INFO o.a.c.core.AprLifecycleListener - The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [E:\www\webcon\\lib\native] 2560-11-01 10:38:06,979 [main] INFO o.a.coyote.http11.Http11NioProtocol - Initializing ProtocolHandler ["http-nio-0.0.0.0-5080"] 2560-11-01 10:38:06,989 [main] INFO o.a.tomcat.util.net.NioSelectorPool - Using a shared selector for servlet write/read 2560-11-01 10:38:07,001 [main] INFO o.a.catalina.core.StandardService - Starting service [Tomcat] 2560-11-01 10:38:07,003 [main] INFO o.a.catalina.core.StandardEngine - Starting Servlet Engine: Apache Tomcat/8.5.16 2560-11-01 10:38:07,081 [0.0.0.0-startStop-1] INFO o.a.catalina.startup.ContextConfig - No global web.xml found 2560-11-01 10:38:07,125 [0.0.0.0-startStop-1] INFO o.a.c.c.C.[.[0.0.0.0].[/] - No Spring WebApplicationInitializer types detected on classpath 2560-11-01 10:38:10,387 [0.0.0.0-startStop-1] INFO o.a.c.c.C.[.[.0.0.0.[/openmeetings] - No Spring WebApplicationInitializer types detected on classpath 2560-11-01 10:38:10,478 [0.0.0.0-startStop-1] INFO c.hazelcast.config.XmlConfigLocator - Loading 'hazelcast.xml' from classpath. 2560-11-01 10:38:10,512 [0.0.0.0-startStop-1] WARN c.h.config.AbstractXmlConfigHelper - Name of the hazelcast schema location incorrect using default 2560-11-01 10:38:10,588 [0.0.0.0-startStop-1] INFO c.h.instance.DefaultAddressPicker - [LOCAL] [dev] [3.8.3] Prefer IPv4 stack is true. 2560-11-01 10:38:10,621 [0.0.0.0-startStop-1] INFO c.h.instance.DefaultAddressPicker - [LOCAL] [dev] [3.8.3] Picked [192.168.0.98]:5701, using socket ServerSocket[addr=/0:0:0:0:0:0:0:0,localport=5701], bind any local is true 2560-11-01 10:38:10,633 [0.0.0.0-startStop-1] INFO com.hazelcast.system - [192.168.0.98]:5701 [dev] [3.8.3] Hazelcast 3.8.3 (20170704 - 10e1449) starting at [192.168.0.98]:5701 2560-11-01 10:38:10,634 [0.0.0.0-startStop-1] INFO com.hazelcast.system - [192.168.0.98]:5701 [dev] [3.8.3] Copyright (c) 2008-2016, Hazelcast, Inc. All Rights Reserved. 2560-11-01 10:38:10,636 [0.0.0.0-startStop-1] INFO com.hazelcast.system - [192.168.0.98]:5701 [dev] [3.8.3] Configured Hazelcast Serialization version : 1 2560-11-01 10:38:10,871 [0.0.0.0-startStop-1] INFO c.h.s.i.o.i.BackpressureRegulator - [192.168.0.98]:5701 [dev] [3.8.3] Backpressure is disabled 2560-11-01 10:38:11,401 [0.0.0.0-startStop-1] INFO com.hazelcast.instance.Node - [192.168.0.98]:5701 [dev] [3.8.3] Creating MulticastJoiner 2560-11-01 10:38:11,511 [0.0.0.0-startStop-1] INFO c.h.s.i.o.i.OperationExecutorImpl - [192.168.0.98]:5701 [dev] [3.8.3] Starting 8 partition threads 2560-11-01 10:38:11,513 [0.0.0.0-startStop-1] INFO c.h.s.i.o.i.OperationExecutorImpl - [192.168.0.98]:5701 [dev] [3.8.3] Starting 5 generic threads (1 dedicated for priority tasks) 2560-11-01 10:38:11,522 [0.0.0.0-startStop-1] INFO com.hazelcast.core.LifecycleService - [192.168.0.98]:5701 [dev] [3.8.3] [192.168.0.98]:5701 is STARTING 2560-11-01 10:38:14,670 [0.0.0.0-startStop-1] INFO com.hazelcast.system - [192.168.0.98]:5701 [dev] [3.8.3] Cluster version set to 3.8 2560-11-01 10:38:14,671 [0.0.0.0-startStop-1] INFO c.h.i.cluster.impl.MulticastJoiner - [192.168.0.98]:5701 [dev] [3.8.3] Members [1] { Member [192.168.0.98]:5701 - d619fa24-710a-469f-9c05-931e182b4d1c this } 2560-11-01 10:38:14,695 [0.0.0.0-startStop-1] INFO com.hazelcast.core.LifecycleService - [192.168.0.98]:5701 [dev] [3.8.3] [192.168.0.98]:5701 is STARTED 2560-11-01 10:38:14,706 [0.0.0.0-startStop-1] INFO o.a.wicket.util.file.WebXmlFile - web.xml: url mapping found for filter with name OpenmeetingsApplication: [/*] 2560-11-01 10:38:14,823 [0.0.0.0-startStop-1] INFO org.apache.wicket.Application - [OpenmeetingsApplication] init: Wicket core library initializer 2560-11-01 10:38:14,824 [0.0.0.0-startStop-1] INFO org.apache.wicket.Application - [OpenmeetingsApplication] init: DevUtils DebugBar Initializer 2560-11-01 10:38:14,825 [0.0.0.0-startStop-1] INFO org.apache.wicket.Application - [OpenmeetingsApplication] init: Wicket extensions initializer 2560-11-01 10:38:14,837 [0.0.0.0-startStop-1] INFO org.apache.wicket.Application - [OpenmeetingsApplication] init: Wicket jQuery UI initializer 2560-11-01 10:38:14,839 [0.0.0.0-startStop-1] INFO org.apache.wicket.Application - [OpenmeetingsApplication] init: Wicket jQuery UI initializer (plugins) 2560-11-01 10:38:14,839 [0.0.0.0-startStop-1] INFO org.apache.wicket.Application - [OpenmeetingsApplication] init: Wicket Kendo UI initializer 2560-11-01 10:38:14,840 [0.0.0.0-startStop-1] INFO org.apache.wicket.Application - [OpenmeetingsApplication] init: Wicket Kendo UI initializer (theme-default) 2560-11-01 10:38:14,843 [0.0.0.0-startStop-1] INFO org.apache.wicket.Application - [OpenmeetingsApplication] init: org.wicketstuff.dashboard.DashboardContextInitializer@134522f6 2560-11-01 10:38:14,994 [0.0.0.0-startStop-1] INFO o.a.w.protocol.http.WebApplication - [OpenmeetingsApplication] Started Wicket version 8.0.0-M7 in DEPLOYMENT mode 2560-11-01 10:38:15,046 [0.0.0.0-startStop-1] INFO o.s.w.c.s.XmlWebApplicationContext - Refreshing Root WebApplicationContext: startup date [Wed Nov 01 10:38:15 ICT 2017]; root of context hierarchy 2560-11-01 10:38:15,047 [0.0.0.0-startStop-1] INFO o.s.b.f.xml.XmlBeanDefinitionReader - Loading XML bean definitions from class path resource [META-INF/cxf/cxf.xml] 2560-11-01 10:38:15,059 [0.0.0.0-startStop-1] INFO o.s.b.f.xml.XmlBeanDefinitionReader - Loading XML bean definitions from URL [file:/E:/www/webcon/webapps/openmeetings/WEB-INF/classes/cxf-servlet.xml] 2560-11-01 10:38:15,077 [0.0.0.0-startStop-1] INFO o.s.b.f.xml.XmlBeanDefinitionReader - Loading XML bean definitions from class path resource [META-INF/cxf/cxf.xml] 2560-11-01 10:38:15,085 [0.0.0.0-startStop-1] INFO o.s.b.f.xml.XmlBeanDefinitionReader - Loading XML bean definitions from class path resource [META-INF/cxf/cxf-servlet.xml] 2560-11-01 10:38:15,434 [0.0.0.0-startStop-1] INFO org.apache.cxf.endpoint.ServerImpl - Setting the server's publish address to be / 2560-11-01 10:38:15,520 [0.0.0.0-startStop-1] INFO o.a.c.w.s.f.ReflectionServiceFactoryBean - Creating Service {http://webservice.openmeetings.apache.org/}org.apache.openmeetings.webservice.CalendarWebService from class org.apache.openmeetings.webservice.CalendarWebService 2560-11-01 10:38:16,001 [0.0.0.0-startStop-1] INFO org.apache.cxf.endpoint.ServerImpl - Setting the server's publish address to be /CalendarService 2560-11-01 10:38:16,008 [0.0.0.0-startStop-1] INFO o.a.c.w.s.f.ReflectionServiceFactoryBean - Creating Service {http://webservice.openmeetings.apache.org/}org.apache.openmeetings.webservice.ErrorWebService from class org.apache.openmeetings.webservice.ErrorWebService 2560-11-01 10:38:16,035 [0.0.0.0-startStop-1] INFO org.apache.cxf.endpoint.ServerImpl - Setting the server's publish address to be /ErrorService 2560-11-01 10:38:16,036 [0.0.0.0-startStop-1] INFO o.a.c.w.s.f.ReflectionServiceFactoryBean - Creating Service {http://webservice.openmeetings.apache.org/}org.apache.openmeetings.webservice.GroupWebService from class org.apache.openmeetings.webservice.GroupWebService 2560-11-01 10:38:16,145 [0.0.0.0-startStop-1] INFO org.apache.cxf.endpoint.ServerImpl - Setting the server's publish address to be /GroupService 2560-11-01 10:38:16,146 [0.0.0.0-startStop-1] INFO o.a.c.w.s.f.ReflectionServiceFactoryBean - Creating Service {http://webservice.openmeetings.apache.org/}org.apache.openmeetings.webservice.InfoWebService from class org.apache.openmeetings.webservice.InfoWebService 2560-11-01 10:38:16,157 [0.0.0.0-startStop-1] INFO org.apache.cxf.endpoint.ServerImpl - Setting the server's publish address to be /InfoService 2560-11-01 10:38:16,158 [0.0.0.0-startStop-1] INFO o.a.c.w.s.f.ReflectionServiceFactoryBean - Creating Service {http://webservice.openmeetings.apache.org/}org.apache.openmeetings.webservice.FileWebService from class org.apache.openmeetings.webservice.FileWebService 2560-11-01 10:38:16,229 [0.0.0.0-startStop-1] INFO org.apache.cxf.endpoint.ServerImpl - Setting the server's publish address to be /FileService 2560-11-01 10:38:16,230 [0.0.0.0-startStop-1] INFO o.a.c.w.s.f.ReflectionServiceFactoryBean - Creating Service {http://webservice.openmeetings.apache.org/}org.apache.openmeetings.webservice.RecordingWebService from class org.apache.openmeetings.webservice.RecordingWebService 2560-11-01 10:38:16,263 [0.0.0.0-startStop-1] INFO org.apache.cxf.endpoint.ServerImpl - Setting the server's publish address to be /RecordService 2560-11-01 10:38:16,264 [0.0.0.0-startStop-1] INFO o.a.c.w.s.f.ReflectionServiceFactoryBean - Creating Service {http://webservice.openmeetings.apache.org/}org.apache.openmeetings.webservice.RoomWebService from class org.apache.openmeetings.webservice.RoomWebService 2560-11-01 10:38:16,335 [0.0.0.0-startStop-1] INFO org.apache.cxf.endpoint.ServerImpl - Setting the server's publish address to be /RoomService 2560-11-01 10:38:16,336 [0.0.0.0-startStop-1] INFO o.a.c.w.s.f.ReflectionServiceFactoryBean - Creating Service {http://webservice.openmeetings.apache.org/}org.apache.openmeetings.webservice.UserWebService from class org.apache.openmeetings.webservice.UserWebService 2560-11-01 10:38:16,441 [0.0.0.0-startStop-1] INFO org.apache.cxf.endpoint.ServerImpl - Setting the server's publish address to be /UserService 2560-11-01 10:38:16,455 [main] INFO o.a.coyote.http11.Http11NioProtocol - Starting ProtocolHandler ["http-nio-0.0.0.0-5080"] 2560-11-01 10:38:16,464 [main] INFO org.red5.server.tomcat.TomcatLoader - Context initialized: path: E:\www\webcon\webapps\root\ 2560-11-01 10:38:16,465 [main] INFO org.red5.server.tomcat.TomcatLoader - Context initialized: /openmeetings path: E:\www\webcon\webapps\openmeetings\ 2560-11-01 10:38:16,465 [main] INFO org.red5.server.tomcat.TomcatLoader - Dedicated RTMPT server configuration was not specified 2560-11-01 10:38:16,466 [main] INFO o.r.server.service.ShutdownServer - JEE server was found: TomcatLoader [serviceEngineName=red5Engine] 2560-11-01 10:38:16,466 [Loader:] INFO o.s.w.c.s.XmlWebApplicationContext - Refreshing Root WebApplicationContext: startup date [Wed Nov 01 10:38:16 ICT 2017]; parent: org.springframework.context.support.FileSystemXmlApplicationContext@7de62196 2560-11-01 10:38:16,468 [Loader:] INFO o.s.b.f.xml.XmlBeanDefinitionReader - Loading XML bean definitions from ServletContext resource [/WEB-INF/red5-web.xml] 2560-11-01 10:38:16,485 [Loader:] INFO org.red5.server.Context - Setting parent bean factory as core 2560-11-01 10:38:16,494 [Loader:] INFO org.red5.server.scope.WebScope - Set server [Server@2e5885efmap[[empty]]] 2560-11-01 10:38:16,498 [Loader:] INFO org.red5.server.scope.Scope - Scope null name reset to: disallowed 2560-11-01 10:38:16,502 [Loader:] INFO org.red5.server.Server - Add mapping global: default host: context: null 2560-11-01 10:38:16,502 [Loader:] INFO org.red5.server.scope.Scope - Invalid scope name, null is not allowed 2560-11-01 10:38:16,502 [Loader:] WARN org.red5.server.scope.Scope - Invalid scope rejected: Scope [name=null, path=/default, type=APPLICATION, autoStart=true, creationTime=1509507496485, depth=1, enabled=true, running=false] 2560-11-01 10:38:16,502 [Loader:] WARN org.red5.server.scope.Scope - Scope not added to parent 2560-11-01 10:38:16,502 [Loader:] INFO org.red5.server.scope.WebScope - Webscope already registered; remove the 'init-method' from your 'web.scope' bean to prevent this message in the future. 2560-11-01 10:38:16,503 [Loader:/openmeetings] INFO o.s.w.c.s.XmlWebApplicationContext - Refreshing Root WebApplicationContext: startup date [Wed Nov 01 10:38:16 ICT 2017]; parent: org.springframework.context.support.FileSystemXmlApplicationContext@7de62196 2560-11-01 10:38:16,504 [Loader:/openmeetings] INFO o.s.b.f.xml.XmlBeanDefinitionReader - Loading XML bean definitions from ServletContext resource [/WEB-INF/red5-web.xml] 2560-11-01 10:38:16,514 [Loader:/openmeetings] INFO o.s.b.f.xml.XmlBeanDefinitionReader - Loading XML bean definitions from ServletContext resource [/WEB-INF/classes/applicationContext.xml] 2560-11-01 10:38:17,089 [Loader:/openmeetings] INFO org.red5.server.Context - Setting parent bean factory as core 2560-11-01 10:38:17,174 [Loader:/openmeetings] INFO o.s.o.j.LocalEntityManagerFactoryBean - Building JPA EntityManagerFactory for persistence unit 'openmeetings' 2560-11-01 10:38:17,374 [Loader:/openmeetings] INFO o.s.o.j.LocalEntityManagerFactoryBean - Initialized JPA EntityManagerFactory for persistence unit 'openmeetings' 2560-11-01 10:38:17,718 [Loader:/openmeetings] INFO org.red5.server.scope.WebScope - Set server [Server@2e5885efmap['/' -> 'default']] 2560-11-01 10:38:17,719 [Loader:/openmeetings] INFO org.red5.server.Server - Add mapping global: default host: context: openmeetings 2560-11-01 10:38:17,719 [Loader:/openmeetings] INFO org.red5.server.Server - Add mapping global: default host: localhost context: openmeetings 2560-11-01 10:38:17,720 [Loader:/openmeetings] INFO org.red5.server.Server - Add mapping global: default host: 127.0.0.1 context: openmeetings 2560-11-01 10:38:21,752 [Loader:/openmeetings] INFO org.red5.server.scope.WebScope - Webscope already registered; remove the 'init-method' from your 'web.scope' bean to prevent this message in the future. 2560-11-01 10:38:21,932 [Loader:/openmeetings] INFO org.quartz.impl.StdSchedulerFactory - Using default implementation for ThreadExecutor 2560-11-01 10:38:21,933 [Loader:/openmeetings] INFO o.quartz.core.SchedulerSignalerImpl - Initialized Scheduler Signaller of type: class org.quartz.core.SchedulerSignalerImpl 2560-11-01 10:38:21,933 [Loader:/openmeetings] INFO org.quartz.core.QuartzScheduler - Quartz Scheduler v.2.3.0 created. 2560-11-01 10:38:21,933 [Loader:/openmeetings] INFO org.quartz.simpl.RAMJobStore - RAMJobStore initialized. 2560-11-01 10:38:21,933 [Loader:/openmeetings] INFO org.quartz.core.QuartzScheduler - Scheduler meta-data: Quartz Scheduler (v2.3.0) 'org.springframework.scheduling.quartz.SchedulerFactoryBean#0' with instanceId 'NON_CLUSTERED' Scheduler class: 'org.quartz.core.QuartzScheduler' - running locally. NOT STARTED. Currently in standby mode. Number of jobs executed: 0 Using thread pool 'org.quartz.simpl.SimpleThreadPool' - with 10 threads. Using job-store 'org.quartz.simpl.RAMJobStore' - which does not support persistence. and is not clustered. 2560-11-01 10:38:21,933 [Loader:/openmeetings] INFO org.quartz.impl.StdSchedulerFactory - Quartz scheduler 'org.springframework.scheduling.quartz.SchedulerFactoryBean#0' initialized from an externally provided properties instance. 2560-11-01 10:38:21,933 [Loader:/openmeetings] INFO org.quartz.impl.StdSchedulerFactory - Quartz scheduler version: 2.3.0 2560-11-01 10:38:21,935 [Loader:/openmeetings] INFO org.quartz.core.QuartzScheduler - JobFactory set to: org.springframework.scheduling.quartz.AdaptableJobFactory@4c4e071c 2560-11-01 10:38:22,113 [Loader:/openmeetings] INFO o.s.c.s.DefaultLifecycleProcessor - Starting beans in phase 2147483647 2560-11-01 10:38:22,114 [Loader:/openmeetings] INFO org.quartz.core.QuartzScheduler - Scheduler org.springframework.scheduling.quartz.SchedulerFactoryBean#0_$_NON_CLUSTERED started. 2560-11-01 10:38:22,116 [Loader:/openmeetings] INFO o.s.c.s.DefaultLifecycleProcessor - Starting beans in phase 2147483647 2560-11-01 10:39:48,956 [Wicket-AsyncDataStore-PageSavingThread] INFO c.h.i.p.impl.PartitionStateManager - [192.168.0.98]:5701 [dev] [3.8.3] Initializing cluster partition table arrangement... 2560-11-01 10:40:05,770 [http-nio-0.0.0.0-5080-exec-8] INFO o.s.o.j.LocalEntityManagerFactoryBean - Building JPA EntityManagerFactory for persistence unit 'openmeetings' 2560-11-01 10:40:05,787 [http-nio-0.0.0.0-5080-exec-8] INFO o.s.o.j.LocalEntityManagerFactoryBean - Initialized JPA EntityManagerFactory for persistence unit 'openmeetings' 2560-11-01 10:40:09,260 [http-nio-0.0.0.0-5080-exec-5] INFO o.s.o.j.LocalEntityManagerFactoryBean - Building JPA EntityManagerFactory for persistence unit 'openmeetings' 2560-11-01 10:40:09,277 [http-nio-0.0.0.0-5080-exec-5] INFO o.s.o.j.LocalEntityManagerFactoryBean - Initialized JPA EntityManagerFactory for persistence unit 'openmeetings' 2560-11-01 10:40:11,690 [http-nio-0.0.0.0-5080-exec-7] INFO o.s.o.j.LocalEntityManagerFactoryBean - Building JPA EntityManagerFactory for persistence unit 'openmeetings' 2560-11-01 10:40:11,706 [http-nio-0.0.0.0-5080-exec-7] INFO o.s.o.j.LocalEntityManagerFactoryBean - Initialized JPA EntityManagerFactory for persistence unit 'openmeetings' 2560-11-01 10:40:23,365 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-10] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is org.apache.openjpa.persistence.PersistenceException: Table 'whiteboard_item' already exists {stmnt 292716372 CREATE TABLE whiteboard_item (id BIGINT NOT NULL AUTO_INCREMENT, keyx VARCHAR(255), value VARCHAR(255), whiteboarditem_id BIGINT, PRIMARY KEY (id)) ENGINE = innodb} [code=1050, state=42S01] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is org.apache.openjpa.persistence.PersistenceException: Table 'whiteboard_item' already exists {stmnt 292716372 CREATE TABLE whiteboard_item (id BIGINT NOT NULL AUTO_INCREMENT, keyx VARCHAR(255), value VARCHAR(255), whiteboarditem_id BIGINT, PRIMARY KEY (id)) ENGINE = innodb} [code=1050, state=42S01] at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:431) at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:373) at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:447) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:277) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Table 'whiteboard_item' already exists {stmnt 292716372 CREATE TABLE whiteboard_item (id BIGINT NOT NULL AUTO_INCREMENT, keyx VARCHAR(255), value VARCHAR(255), whiteboarditem_id BIGINT, PRIMARY KEY (id)) ENGINE = innodb} [code=1050, state=42S01] at org.apache.openjpa.jdbc.meta.MappingTool.record(MappingTool.java:571) at org.apache.openjpa.jdbc.meta.MappingTool.record(MappingTool.java:467) at org.apache.openjpa.jdbc.kernel.JDBCBrokerFactory.synchronizeMappings(JDBCBrokerFactory.java:160) at org.apache.openjpa.jdbc.kernel.JDBCBrokerFactory.synchronizeMappings(JDBCBrokerFactory.java:164) at org.apache.openjpa.jdbc.kernel.JDBCBrokerFactory.newBrokerImpl(JDBCBrokerFactory.java:122) at org.apache.openjpa.kernel.AbstractBrokerFactory.newBroker(AbstractBrokerFactory.java:208) at org.apache.openjpa.kernel.DelegatingBrokerFactory.newBroker(DelegatingBrokerFactory.java:154) at org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:226) at org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:153) at org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:59) at org.springframework.orm.jpa.JpaTransactionManager.createEntityManagerForTransaction(JpaTransactionManager.java:449) at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:369) ... 18 common frames omitted Caused by: org.apache.openjpa.lib.jdbc.ReportingSQLException: Table 'whiteboard_item' already exists {stmnt 292716372 CREATE TABLE whiteboard_item (id BIGINT NOT NULL AUTO_INCREMENT, keyx VARCHAR(255), value VARCHAR(255), whiteboarditem_id BIGINT, PRIMARY KEY (id)) ENGINE = innodb} [code=1050, state=42S01] at org.apache.openjpa.lib.jdbc.LoggingConnectionDecorator.wrap(LoggingConnectionDecorator.java:218) at org.apache.openjpa.lib.jdbc.LoggingConnectionDecorator.wrap(LoggingConnectionDecorator.java:202) at org.apache.openjpa.lib.jdbc.LoggingConnectionDecorator.access$700(LoggingConnectionDecorator.java:58) at org.apache.openjpa.lib.jdbc.LoggingConnectionDecorator$LoggingConnection$LoggingStatement.executeUpdate(LoggingConnectionDecorator.java:913) at org.apache.openjpa.lib.jdbc.DelegatingStatement.executeUpdate(DelegatingStatement.java:118) at org.apache.openjpa.jdbc.schema.SchemaTool.executeSQL(SchemaTool.java:1272) at org.apache.openjpa.jdbc.schema.SchemaTool.createTable(SchemaTool.java:1017) at org.apache.openjpa.jdbc.schema.SchemaTool.buildSchema(SchemaTool.java:573) at org.apache.openjpa.jdbc.schema.SchemaTool.add(SchemaTool.java:481) at org.apache.openjpa.jdbc.schema.SchemaTool.add(SchemaTool.java:368) at org.apache.openjpa.jdbc.schema.SchemaTool.run(SchemaTool.java:343) at org.apache.openjpa.jdbc.meta.MappingTool.record(MappingTool.java:517) ... 29 common frames omitted 2560-11-01 10:40:23,369 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-10] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is org.apache.openjpa.persistence.PersistenceException: Table 'whiteboard_item' already exists {stmnt 292716372 CREATE TABLE whiteboard_item (id BIGINT NOT NULL AUTO_INCREMENT, keyx VARCHAR(255), value VARCHAR(255), whiteboarditem_id BIGINT, PRIMARY KEY (id)) ENGINE = innodb} [code=1050, state=42S01] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is org.apache.openjpa.persistence.PersistenceException: Table 'whiteboard_item' already exists {stmnt 292716372 CREATE TABLE whiteboard_item (id BIGINT NOT NULL AUTO_INCREMENT, keyx VARCHAR(255), value VARCHAR(255), whiteboarditem_id BIGINT, PRIMARY KEY (id)) ENGINE = innodb} [code=1050, state=42S01] at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:431) at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:373) at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:447) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:277) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Table 'whiteboard_item' already exists {stmnt 292716372 CREATE TABLE whiteboard_item (id BIGINT NOT NULL AUTO_INCREMENT, keyx VARCHAR(255), value VARCHAR(255), whiteboarditem_id BIGINT, PRIMARY KEY (id)) ENGINE = innodb} [code=1050, state=42S01] at org.apache.openjpa.jdbc.meta.MappingTool.record(MappingTool.java:571) at org.apache.openjpa.jdbc.meta.MappingTool.record(MappingTool.java:467) at org.apache.openjpa.jdbc.kernel.JDBCBrokerFactory.synchronizeMappings(JDBCBrokerFactory.java:160) at org.apache.openjpa.jdbc.kernel.JDBCBrokerFactory.synchronizeMappings(JDBCBrokerFactory.java:164) at org.apache.openjpa.jdbc.kernel.JDBCBrokerFactory.newBrokerImpl(JDBCBrokerFactory.java:122) at org.apache.openjpa.kernel.AbstractBrokerFactory.newBroker(AbstractBrokerFactory.java:208) at org.apache.openjpa.kernel.DelegatingBrokerFactory.newBroker(DelegatingBrokerFactory.java:154) at org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:226) at org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:153) at org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:59) at org.springframework.orm.jpa.JpaTransactionManager.createEntityManagerForTransaction(JpaTransactionManager.java:449) at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:369) ... 18 common frames omitted Caused by: org.apache.openjpa.lib.jdbc.ReportingSQLException: Table 'whiteboard_item' already exists {stmnt 292716372 CREATE TABLE whiteboard_item (id BIGINT NOT NULL AUTO_INCREMENT, keyx VARCHAR(255), value VARCHAR(255), whiteboarditem_id BIGINT, PRIMARY KEY (id)) ENGINE = innodb} [code=1050, state=42S01] at org.apache.openjpa.lib.jdbc.LoggingConnectionDecorator.wrap(LoggingConnectionDecorator.java:218) at org.apache.openjpa.lib.jdbc.LoggingConnectionDecorator.wrap(LoggingConnectionDecorator.java:202) at org.apache.openjpa.lib.jdbc.LoggingConnectionDecorator.access$700(LoggingConnectionDecorator.java:58) at org.apache.openjpa.lib.jdbc.LoggingConnectionDecorator$LoggingConnection$LoggingStatement.executeUpdate(LoggingConnectionDecorator.java:913) at org.apache.openjpa.lib.jdbc.DelegatingStatement.executeUpdate(DelegatingStatement.java:118) at org.apache.openjpa.jdbc.schema.SchemaTool.executeSQL(SchemaTool.java:1272) at org.apache.openjpa.jdbc.schema.SchemaTool.createTable(SchemaTool.java:1017) at org.apache.openjpa.jdbc.schema.SchemaTool.buildSchema(SchemaTool.java:573) at org.apache.openjpa.jdbc.schema.SchemaTool.add(SchemaTool.java:481) at org.apache.openjpa.jdbc.schema.SchemaTool.add(SchemaTool.java:368) at org.apache.openjpa.jdbc.schema.SchemaTool.run(SchemaTool.java:343) at org.apache.openjpa.jdbc.meta.MappingTool.record(MappingTool.java:517) ... 29 common frames omitted 2560-11-01 10:50:27,018 [NioProcessor-2] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@4485dd88 new: org.red5.server.stream.ClientBroadcastStream@4485dd88 2560-11-01 10:54:26,525 [NioProcessor-3] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@669f96c8 new: org.red5.server.stream.ClientBroadcastStream@669f96c8 2560-11-01 10:54:26,525 [NioProcessor-3] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@244ba557 new: org.red5.server.stream.ClientBroadcastStream@244ba557 2560-11-01 10:54:26,541 [NioProcessor-3] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@da8dec8 new: org.red5.server.stream.ClientBroadcastStream@da8dec8 2560-11-01 10:54:26,541 [NioProcessor-3] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 10:54:26,541 [NioProcessor-3] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 10:54:26,541 [NioProcessor-3] INFO o.red5.server.stream.StreamService - closeStream stream id: 2 connection: AD8K9GWNPFULT 2560-11-01 10:54:26,541 [NioProcessor-3] INFO o.red5.server.stream.StreamService - closeStream stream id: 3 connection: AD8K9GWNPFULT 2560-11-01 10:54:26,603 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 2 connection: FYRKQDUYSFCEE 2560-11-01 10:54:26,603 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 3 connection: FYRKQDUYSFCEE 2560-11-01 10:55:08,411 [NioProcessor-3] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 10:55:08,474 [NioProcessor-3] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@422b662e new: org.red5.server.stream.ClientBroadcastStream@422b662e 2560-11-01 10:55:08,505 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 4 connection: FYRKQDUYSFCEE 2560-11-01 10:55:10,923 [NioProcessor-3] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 10:55:10,970 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 2 connection: FYRKQDUYSFCEE 2560-11-01 10:55:11,001 [NioProcessor-3] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@a60ae4a new: org.red5.server.stream.ClientBroadcastStream@a60ae4a 2560-11-01 10:56:17,847 [NioProcessor-3] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 10:56:17,863 [NioProcessor-3] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@2e1090c3 new: org.red5.server.stream.ClientBroadcastStream@2e1090c3 2560-11-01 10:56:38,673 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 2 connection: FYRKQDUYSFCEE 2560-11-01 10:59:27,827 [NioProcessor-2] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 10:59:27,983 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 1 connection: FYRKQDUYSFCEE 2560-11-01 10:59:28,233 [NioProcessor-2] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@34a39477 new: org.red5.server.stream.ClientBroadcastStream@34a39477 2560-11-01 10:59:29,153 [NioProcessor-2] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 10:59:29,153 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 2 connection: FYRKQDUYSFCEE 2560-11-01 10:59:29,325 [NioProcessor-2] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@4b73e755 new: org.red5.server.stream.ClientBroadcastStream@4b73e755 2560-11-01 10:59:59,589 [NioProcessor-2] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@7cd1fc83 new: org.red5.server.stream.ClientBroadcastStream@7cd1fc83 2560-11-01 11:00:05,595 [NioProcessor-2] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 11:00:05,626 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 2 connection: FYRKQDUYSFCEE 2560-11-01 11:00:05,751 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 3 connection: FYRKQDUYSFCEE 2560-11-01 11:00:19,151 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 4 connection: FYRKQDUYSFCEE 2560-11-01 11:06:31,557 [NioProcessor-4] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@d0f3740 new: org.red5.server.stream.ClientBroadcastStream@d0f3740 2560-11-01 11:06:47,890 [NioProcessor-4] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 11:06:47,953 [NioProcessor-4] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@7c21d3b5 new: org.red5.server.stream.ClientBroadcastStream@7c21d3b5 2560-11-01 11:06:48,000 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 2 connection: FYRKQDUYSFCEE 2560-11-01 11:07:50,244 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 3 connection: FYRKQDUYSFCEE 2560-11-01 11:12:37,121 [NioProcessor-6] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@1360b353 new: org.red5.server.stream.ClientBroadcastStream@1360b353 2560-11-01 11:12:48,976 [NioProcessor-6] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 11:12:48,976 [NioProcessor-6] INFO o.red5.server.stream.StreamService - closeStream stream id: 2 connection: D83WGXHKUN00M 2560-11-01 11:12:49,038 [NioProcessor-6] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@7297a297 new: org.red5.server.stream.ClientBroadcastStream@7297a297 2560-11-01 11:12:49,085 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 2 connection: FYRKQDUYSFCEE 2560-11-01 11:13:27,555 [NioProcessor-6] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 11:13:27,617 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 3 connection: FYRKQDUYSFCEE 2560-11-01 11:13:36,338 [NioProcessor-6] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@1790562f new: org.red5.server.stream.ClientBroadcastStream@1790562f 2560-11-01 11:13:36,930 [NioProcessor-6] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 11:13:36,977 [NioProcessor-2] INFO o.red5.server.stream.StreamService - closeStream stream id: 3 connection: FYRKQDUYSFCEE 2560-11-01 11:14:13,934 [NioProcessor-6] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@f99fb71 new: org.red5.server.stream.ClientBroadcastStream@f99fb71 2560-11-01 11:14:14,651 [NioProcessor-6] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 11:14:14,651 [NioProcessor-6] INFO o.red5.server.stream.StreamService - closeStream stream id: 1 connection: D83WGXHKUN00M 2560-11-01 11:14:14,667 [NioProcessor-6] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@8dd61ef new: org.red5.server.stream.ClientBroadcastStream@8dd61ef 2560-11-01 11:14:15,977 [NioProcessor-6] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 11:14:16,008 [NioProcessor-6] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@4e98534c new: org.red5.server.stream.ClientBroadcastStream@4e98534c 2560-11-01 11:14:16,742 [NioProcessor-6] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 11:14:16,742 [NioProcessor-6] INFO o.red5.server.stream.StreamService - closeStream stream id: 1 connection: D83WGXHKUN00M 2560-11-01 11:14:23,543 [NioProcessor-7] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@398c3a3 new: org.red5.server.stream.ClientBroadcastStream@398c3a3 2560-11-01 11:14:23,543 [NioProcessor-7] ERROR o.red5.server.stream.StreamService - The stream name may not be empty. 2560-11-01 11:14:23,543 [NioProcessor-7] INFO o.red5.server.stream.StreamService - closeStream stream id: 2 connection: 0BMHDWTQTMTBL 2560-11-01 11:14:23,996 [NioProcessor-7] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@6e5f2afc new: org.red5.server.stream.ClientBroadcastStream@6e5f2afc 2560-11-01 11:15:56,270 [NioProcessor-8] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@121f5f29 new: org.red5.server.stream.ClientBroadcastStream@121f5f29 2560-11-01 11:16:36,253 [NioProcessor-9] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@1e6f3c07 new: org.red5.server.stream.ClientBroadcastStream@1e6f3c07 2560-11-01 11:26:12,502 [NioProcessor-10] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@4c15c5f0 new: org.red5.server.stream.ClientBroadcastStream@4c15c5f0 2560-11-01 11:33:15,700 [NioProcessor-9] INFO org.red5.server.stream.PlayEngine - Drop packet. Pending above threshold. sessionId=YFP55L2XH3KCY pending=10 threshold=10 sequential=11 stream=37 count=6 2560-11-01 11:33:16,043 [NioProcessor-10] INFO org.red5.server.stream.PlayEngine - Dropping packet because we are paused. sessionId=AKNRPNSPYR9JB stream=39 count=0 2560-11-01 11:33:16,105 [NioProcessor-9] INFO o.red5.server.stream.StreamService - closeStream stream id: 2 connection: AKNRPNSPYR9JB 2560-11-01 11:33:28,102 [NioProcessor-12] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@5ae8eb90 new: org.red5.server.stream.ClientBroadcastStream@5ae8eb90 2560-11-01 11:34:21,064 [NioProcessor-9] INFO org.red5.server.stream.PlayEngine - Drop packet. Pending above threshold. sessionId=YFP55L2XH3KCY pending=7 threshold=10 sequential=11 stream=37 count=135 2560-11-01 11:34:32,405 [NioProcessor-12] INFO org.red5.server.stream.PlayEngine - Drop packet. Pending above threshold. sessionId=YFP55L2XH3KCY pending=6 threshold=10 sequential=11 stream=41 count=237 2560-11-01 11:35:16,569 [NioProcessor-12] INFO org.red5.server.stream.PlayEngine - Dropping packet because we are paused. sessionId=AKNRPNSPYR9JB stream=41 count=0 2560-11-01 11:35:16,584 [NioProcessor-9] INFO o.red5.server.stream.StreamService - closeStream stream id: 2 connection: AKNRPNSPYR9JB 2560-11-01 11:35:29,142 [NioProcessor-13] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@43482526 new: org.red5.server.stream.ClientBroadcastStream@43482526 2560-11-01 11:35:34,899 [NioProcessor-9] INFO org.red5.server.stream.PlayEngine - Drop packet. Pending above threshold. sessionId=YFP55L2XH3KCY pending=11 threshold=10 sequential=10 stream=37 count=330 2560-11-01 11:36:30,528 [NioProcessor-13] INFO org.red5.server.stream.PlayEngine - Drop packet. Pending above threshold. sessionId=YFP55L2XH3KCY pending=11 threshold=10 sequential=10 stream=43 count=207 2560-11-01 11:36:33,009 [NioProcessor-13] INFO org.red5.server.stream.PlayEngine - Dropping packet because we are paused. sessionId=AKNRPNSPYR9JB stream=43 count=0 2560-11-01 11:36:33,056 [NioProcessor-9] INFO o.red5.server.stream.StreamService - closeStream stream id: 2 connection: AKNRPNSPYR9JB 2560-11-01 11:39:30,459 [NioProcessor-9] ERROR o.r.server.service.ServiceInvoker - Error executing call: Service: null Method: play Num Params: 2 0: undefined 1: NaN java.lang.IllegalArgumentException: null at sun.reflect.GeneratedMethodAccessor264.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.red5.server.service.ServiceInvoker.invoke(ServiceInvoker.java:189) at org.red5.server.net.rtmp.RTMPHandler.invokeCall(RTMPHandler.java:214) at org.red5.server.net.rtmp.RTMPHandler.onCommand(RTMPHandler.java:276) at org.red5.server.net.rtmp.BaseRTMPHandler.messageReceived(BaseRTMPHandler.java:116) at org.red5.server.net.rtmp.RTMPConnection.handleMessageReceived(RTMPConnection.java:1438) at org.red5.server.net.rtmp.RTMPMinaIoHandler.messageReceived(RTMPMinaIoHandler.java:155) at org.apache.mina.core.filterchain.DefaultIoFilterChain$TailFilter.messageReceived(DefaultIoFilterChain.java:858) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.apache.mina.filter.codec.ProtocolCodecFilter$ProtocolDecoderOutputImpl.flush(ProtocolCodecFilter.java:398) at org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:234) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.red5.server.net.rtmpe.RTMPEIoFilter.messageReceived(RTMPEIoFilter.java:158) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:535) at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:703) at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:659) at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:648) at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$600(AbstractPollingIoProcessor.java:68) at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1120) at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) 2560-11-01 11:42:40,577 [NioProcessor-9] ERROR o.r.server.service.ServiceInvoker - Error executing call: Service: null Method: play Num Params: 2 0: undefined 1: NaN java.lang.IllegalArgumentException: null at sun.reflect.GeneratedMethodAccessor264.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.red5.server.service.ServiceInvoker.invoke(ServiceInvoker.java:189) at org.red5.server.net.rtmp.RTMPHandler.invokeCall(RTMPHandler.java:214) at org.red5.server.net.rtmp.RTMPHandler.onCommand(RTMPHandler.java:276) at org.red5.server.net.rtmp.BaseRTMPHandler.messageReceived(BaseRTMPHandler.java:116) at org.red5.server.net.rtmp.RTMPConnection.handleMessageReceived(RTMPConnection.java:1438) at org.red5.server.net.rtmp.RTMPMinaIoHandler.messageReceived(RTMPMinaIoHandler.java:155) at org.apache.mina.core.filterchain.DefaultIoFilterChain$TailFilter.messageReceived(DefaultIoFilterChain.java:858) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.apache.mina.filter.codec.ProtocolCodecFilter$ProtocolDecoderOutputImpl.flush(ProtocolCodecFilter.java:398) at org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:234) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.red5.server.net.rtmpe.RTMPEIoFilter.messageReceived(RTMPEIoFilter.java:158) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:535) at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:703) at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:659) at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:648) at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$600(AbstractPollingIoProcessor.java:68) at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1120) at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) 2560-11-01 11:42:40,592 [NioProcessor-9] WARN org.red5.server.net.rtmp.Channel - Non-existant stream for channel id: 20, session: AKNRPNSPYR9JB discarding: Invoke #0: Service: null Method: play Num Params: 2 0: undefined 1: NaN 2560-11-01 11:45:02,475 [NioProcessor-9] ERROR o.r.server.service.ServiceInvoker - Error executing call: Service: null Method: play Num Params: 2 0: undefined 1: NaN java.lang.IllegalArgumentException: null at sun.reflect.GeneratedMethodAccessor264.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.red5.server.service.ServiceInvoker.invoke(ServiceInvoker.java:189) at org.red5.server.net.rtmp.RTMPHandler.invokeCall(RTMPHandler.java:214) at org.red5.server.net.rtmp.RTMPHandler.onCommand(RTMPHandler.java:276) at org.red5.server.net.rtmp.BaseRTMPHandler.messageReceived(BaseRTMPHandler.java:116) at org.red5.server.net.rtmp.RTMPConnection.handleMessageReceived(RTMPConnection.java:1438) at org.red5.server.net.rtmp.RTMPMinaIoHandler.messageReceived(RTMPMinaIoHandler.java:155) at org.apache.mina.core.filterchain.DefaultIoFilterChain$TailFilter.messageReceived(DefaultIoFilterChain.java:858) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.apache.mina.filter.codec.ProtocolCodecFilter$ProtocolDecoderOutputImpl.flush(ProtocolCodecFilter.java:398) at org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:234) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.red5.server.net.rtmpe.RTMPEIoFilter.messageReceived(RTMPEIoFilter.java:158) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:535) at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:703) at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:659) at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:648) at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$600(AbstractPollingIoProcessor.java:68) at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1120) at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) 2560-11-01 11:45:02,490 [NioProcessor-9] WARN org.red5.server.net.rtmp.Channel - Non-existant stream for channel id: 26, session: AKNRPNSPYR9JB discarding: Invoke #0: Service: null Method: play Num Params: 2 0: undefined 1: NaN 2560-11-01 13:18:56,615 [NioProcessor-1] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@9fee53b new: org.red5.server.stream.ClientBroadcastStream@9fee53b 2560-11-01 13:21:57,076 [NioProcessor-1] ERROR o.red5.server.stream.StreamService - Bad name feb53438-88cd-4a94-b273-7dd0a48380d2 2560-11-01 13:24:07,855 [NioProcessor-1] ERROR o.red5.server.stream.StreamService - Bad name feb53438-88cd-4a94-b273-7dd0a48380d2 2560-11-01 13:26:17,652 [NioProcessor-1] ERROR o.red5.server.stream.StreamService - Bad name feb53438-88cd-4a94-b273-7dd0a48380d2 2560-11-01 13:31:08,106 [NioProcessor-3] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@446c74ee new: org.red5.server.stream.ClientBroadcastStream@446c74ee 2560-11-01 13:32:44,763 [NioProcessor-4] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@9fee53b new: org.red5.server.stream.ClientBroadcastStream@43d342f1 2560-11-01 13:32:44,764 [NioProcessor-4] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@43d342f1 new: org.red5.server.stream.ClientBroadcastStream@43d342f1 2560-11-01 13:40:27,334 [NioProcessor-6] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@43d342f1 new: org.red5.server.stream.ClientBroadcastStream@30e21127 2560-11-01 13:40:27,335 [NioProcessor-6] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@30e21127 new: org.red5.server.stream.ClientBroadcastStream@30e21127 2560-11-01 13:42:33,025 [NioProcessor-2] ERROR o.r.server.service.ServiceInvoker - Error executing call: Service: null Method: play Num Params: 2 0: undefined 1: NaN java.lang.IllegalArgumentException: null at sun.reflect.GeneratedMethodAccessor264.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.red5.server.service.ServiceInvoker.invoke(ServiceInvoker.java:189) at org.red5.server.net.rtmp.RTMPHandler.invokeCall(RTMPHandler.java:214) at org.red5.server.net.rtmp.RTMPHandler.onCommand(RTMPHandler.java:276) at org.red5.server.net.rtmp.BaseRTMPHandler.messageReceived(BaseRTMPHandler.java:116) at org.red5.server.net.rtmp.RTMPConnection.handleMessageReceived(RTMPConnection.java:1438) at org.red5.server.net.rtmp.RTMPMinaIoHandler.messageReceived(RTMPMinaIoHandler.java:155) at org.apache.mina.core.filterchain.DefaultIoFilterChain$TailFilter.messageReceived(DefaultIoFilterChain.java:858) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.apache.mina.filter.codec.ProtocolCodecFilter$ProtocolDecoderOutputImpl.flush(ProtocolCodecFilter.java:398) at org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:234) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.red5.server.net.rtmpe.RTMPEIoFilter.messageReceived(RTMPEIoFilter.java:158) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:535) at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:703) at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:659) at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:648) at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$600(AbstractPollingIoProcessor.java:68) at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1120) at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) 2560-11-01 13:42:33,028 [NioProcessor-9] ERROR o.r.server.service.ServiceInvoker - Error executing call: Service: null Method: play Num Params: 2 0: undefined 1: NaN java.lang.IllegalArgumentException: null at sun.reflect.GeneratedMethodAccessor264.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.red5.server.service.ServiceInvoker.invoke(ServiceInvoker.java:189) at org.red5.server.net.rtmp.RTMPHandler.invokeCall(RTMPHandler.java:214) at org.red5.server.net.rtmp.RTMPHandler.onCommand(RTMPHandler.java:276) at org.red5.server.net.rtmp.BaseRTMPHandler.messageReceived(BaseRTMPHandler.java:116) at org.red5.server.net.rtmp.RTMPConnection.handleMessageReceived(RTMPConnection.java:1438) at org.red5.server.net.rtmp.RTMPMinaIoHandler.messageReceived(RTMPMinaIoHandler.java:155) at org.apache.mina.core.filterchain.DefaultIoFilterChain$TailFilter.messageReceived(DefaultIoFilterChain.java:858) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.apache.mina.filter.codec.ProtocolCodecFilter$ProtocolDecoderOutputImpl.flush(ProtocolCodecFilter.java:398) at org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:234) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.red5.server.net.rtmpe.RTMPEIoFilter.messageReceived(RTMPEIoFilter.java:158) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:535) at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:703) at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:659) at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:648) at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$600(AbstractPollingIoProcessor.java:68) at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1120) at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) 2560-11-01 13:42:33,030 [NioProcessor-9] WARN org.red5.server.net.rtmp.Channel - Non-existant stream for channel id: 20, session: AKNRPNSPYR9JB discarding: Invoke #0: Service: null Method: play Num Params: 2 0: undefined 1: NaN 2560-11-01 13:44:08,767 [NioProcessor-9] ERROR o.r.server.service.ServiceInvoker - Error executing call: Service: null Method: play Num Params: 2 0: undefined 1: NaN java.lang.IllegalArgumentException: null at sun.reflect.GeneratedMethodAccessor264.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.red5.server.service.ServiceInvoker.invoke(ServiceInvoker.java:189) at org.red5.server.net.rtmp.RTMPHandler.invokeCall(RTMPHandler.java:214) at org.red5.server.net.rtmp.RTMPHandler.onCommand(RTMPHandler.java:276) at org.red5.server.net.rtmp.BaseRTMPHandler.messageReceived(BaseRTMPHandler.java:116) at org.red5.server.net.rtmp.RTMPConnection.handleMessageReceived(RTMPConnection.java:1438) at org.red5.server.net.rtmp.RTMPMinaIoHandler.messageReceived(RTMPMinaIoHandler.java:155) at org.apache.mina.core.filterchain.DefaultIoFilterChain$TailFilter.messageReceived(DefaultIoFilterChain.java:858) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.apache.mina.filter.codec.ProtocolCodecFilter$ProtocolDecoderOutputImpl.flush(ProtocolCodecFilter.java:398) at org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:234) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.red5.server.net.rtmpe.RTMPEIoFilter.messageReceived(RTMPEIoFilter.java:158) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48) at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947) at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109) at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542) at org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:535) at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:703) at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:659) at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:648) at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$600(AbstractPollingIoProcessor.java:68) at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1120) at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) 2560-11-01 13:44:08,768 [NioProcessor-9] WARN org.red5.server.net.rtmp.Channel - Non-existant stream for channel id: 26, session: AKNRPNSPYR9JB discarding: Invoke #0: Service: null Method: play Num Params: 2 0: undefined 1: NaN 2560-11-01 13:57:23,285 [NioProcessor-7] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@170822c9 new: org.red5.server.stream.ClientBroadcastStream@170822c9 2560-11-01 14:03:46,813 [NioProcessor-8] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@5e5c2582 new: org.red5.server.stream.ClientBroadcastStream@5e5c2582 2560-11-01 14:15:22,393 [NioProcessor-9] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@780dc72b new: org.red5.server.stream.ClientBroadcastStream@780dc72b 2560-11-01 14:26:03,861 [NioProcessor-10] INFO org.red5.server.scope.BasicScope - ClientBroadcastStream already exists: org.red5.server.stream.ClientBroadcastStream@279146d7 new: org.red5.server.stream.ClientBroadcastStream@279146d7 2560-11-02 03:38:37,066 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-8] ERROR org.quartz.core.JobRunShell - Job DEFAULT.cleanExpiredResetHashJobDetails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'cleanExpiredResetHash' on target class [class org.apache.openmeetings.service.quartz.scheduler.CleanupJob] failed; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT u FROM User u WHERE u.resetDate < :date [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.user.UserDao.getByExpiredHash(UserDao.java:731) at org.apache.openmeetings.db.dao.user.UserDao$$FastClassBySpringCGLIB$$1492ba5a.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.user.UserDao$$EnhancerBySpringCGLIB$$f9f4c34c.getByExpiredHash() at org.apache.openmeetings.service.quartz.scheduler.CleanupJob.cleanExpiredResetHash(CleanupJob.java:183) at sun.reflect.GeneratedMethodAccessor467.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 36 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 56 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 58 common frames omitted 2560-11-02 03:38:37,066 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-8] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.cleanExpiredResetHashJobDetails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'cleanExpiredResetHash' on target class [class org.apache.openmeetings.service.quartz.scheduler.CleanupJob] failed; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT u FROM User u WHERE u.resetDate < :date [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.user.UserDao.getByExpiredHash(UserDao.java:731) at org.apache.openmeetings.db.dao.user.UserDao$$FastClassBySpringCGLIB$$1492ba5a.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.user.UserDao$$EnhancerBySpringCGLIB$$f9f4c34c.getByExpiredHash() at org.apache.openmeetings.service.quartz.scheduler.CleanupJob.cleanExpiredResetHash(CleanupJob.java:183) at sun.reflect.GeneratedMethodAccessor467.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 36 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 56 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 58 common frames omitted 2560-11-02 03:39:32,118 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-10] ERROR org.quartz.core.JobRunShell - Job DEFAULT.resetSendingMailStatus threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'resetSendingStatus' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.retainConnection(JDBCStoreManager.java:227) at org.apache.openjpa.kernel.DelegatingStoreManager.retainConnection(DelegatingStoreManager.java:164) at org.apache.openjpa.kernel.DelegatingStoreManager.retainConnection(DelegatingStoreManager.java:164) at org.apache.openjpa.kernel.BrokerImpl.retainConnection(BrokerImpl.java:4020) at org.apache.openjpa.kernel.BrokerImpl.beginStoreManagerTransaction(BrokerImpl.java:1442) at org.apache.openjpa.kernel.BrokerImpl.beginStore(BrokerImpl.java:1427) at org.apache.openjpa.jdbc.kernel.JDBCStoreQuery.executeBulkOperation(JDBCStoreQuery.java:565) at org.apache.openjpa.jdbc.kernel.JDBCStoreQuery.executeUpdate(JDBCStoreQuery.java:497) at org.apache.openjpa.kernel.ExpressionStoreQuery$DataStoreExecutor.executeUpdate(ExpressionStoreQuery.java:806) at org.apache.openjpa.datacache.QueryCacheStoreQuery$QueryCacheExecutor.executeUpdate(QueryCacheStoreQuery.java:417) at org.apache.openjpa.kernel.QueryImpl.update(QueryImpl.java:1062) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:873) at org.apache.openjpa.kernel.QueryImpl.updateAll(QueryImpl.java:910) at org.apache.openjpa.kernel.DelegatingQuery.updateAll(DelegatingQuery.java:597) at org.apache.openjpa.persistence.QueryImpl.executeUpdate(QueryImpl.java:370) at org.apache.openmeetings.db.dao.basic.MailMessageDao.resetSendingStatus(MailMessageDao.java:97) at org.apache.openmeetings.db.dao.basic.MailMessageDao$$FastClassBySpringCGLIB$$772174d8.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.MailMessageDao$$EnhancerBySpringCGLIB$$d2327186.resetSendingStatus() at org.apache.openmeetings.core.mail.MailHandler.resetSendingStatus(MailHandler.java:271) at sun.reflect.GeneratedMethodAccessor440.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 35 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 55 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 57 common frames omitted 2560-11-02 03:39:32,134 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-10] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.resetSendingMailStatus threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'resetSendingStatus' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.retainConnection(JDBCStoreManager.java:227) at org.apache.openjpa.kernel.DelegatingStoreManager.retainConnection(DelegatingStoreManager.java:164) at org.apache.openjpa.kernel.DelegatingStoreManager.retainConnection(DelegatingStoreManager.java:164) at org.apache.openjpa.kernel.BrokerImpl.retainConnection(BrokerImpl.java:4020) at org.apache.openjpa.kernel.BrokerImpl.beginStoreManagerTransaction(BrokerImpl.java:1442) at org.apache.openjpa.kernel.BrokerImpl.beginStore(BrokerImpl.java:1427) at org.apache.openjpa.jdbc.kernel.JDBCStoreQuery.executeBulkOperation(JDBCStoreQuery.java:565) at org.apache.openjpa.jdbc.kernel.JDBCStoreQuery.executeUpdate(JDBCStoreQuery.java:497) at org.apache.openjpa.kernel.ExpressionStoreQuery$DataStoreExecutor.executeUpdate(ExpressionStoreQuery.java:806) at org.apache.openjpa.datacache.QueryCacheStoreQuery$QueryCacheExecutor.executeUpdate(QueryCacheStoreQuery.java:417) at org.apache.openjpa.kernel.QueryImpl.update(QueryImpl.java:1062) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:873) at org.apache.openjpa.kernel.QueryImpl.updateAll(QueryImpl.java:910) at org.apache.openjpa.kernel.DelegatingQuery.updateAll(DelegatingQuery.java:597) at org.apache.openjpa.persistence.QueryImpl.executeUpdate(QueryImpl.java:370) at org.apache.openmeetings.db.dao.basic.MailMessageDao.resetSendingStatus(MailMessageDao.java:97) at org.apache.openmeetings.db.dao.basic.MailMessageDao$$FastClassBySpringCGLIB$$772174d8.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.MailMessageDao$$EnhancerBySpringCGLIB$$d2327186.resetSendingStatus() at org.apache.openmeetings.core.mail.MailHandler.resetSendingStatus(MailHandler.java:271) at sun.reflect.GeneratedMethodAccessor440.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 35 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 55 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 57 common frames omitted 2560-11-02 03:40:32,100 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-9] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:40:32,100 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-9] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:41:32,114 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-6] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:41:32,114 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-6] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:42:32,080 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-5] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:42:32,080 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-5] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:43:32,109 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-3] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:43:32,109 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-3] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:44:32,091 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-7] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor140.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:44:32,091 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-7] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor140.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:45:32,058 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-1] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor140.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:45:32,058 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-1] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor140.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:46:32,086 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-9] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor140.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:46:32,086 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-9] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor140.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:47:32,147 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-2] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor140.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:47:32,147 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-2] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor140.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:48:32,097 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-5] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor140.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:48:32,097 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-5] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor140.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:49:32,126 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-8] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor140.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-02 03:49:32,126 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-8] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor140.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:38:37,054 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-1] ERROR org.quartz.core.JobRunShell - Job DEFAULT.cleanExpiredResetHashJobDetails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'cleanExpiredResetHash' on target class [class org.apache.openmeetings.service.quartz.scheduler.CleanupJob] failed; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT u FROM User u WHERE u.resetDate < :date [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.user.UserDao.getByExpiredHash(UserDao.java:731) at org.apache.openmeetings.db.dao.user.UserDao$$FastClassBySpringCGLIB$$1492ba5a.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.user.UserDao$$EnhancerBySpringCGLIB$$f9f4c34c.getByExpiredHash() at org.apache.openmeetings.service.quartz.scheduler.CleanupJob.cleanExpiredResetHash(CleanupJob.java:183) at sun.reflect.GeneratedMethodAccessor467.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 36 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 56 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 58 common frames omitted 2560-11-03 03:38:37,054 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-1] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.cleanExpiredResetHashJobDetails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'cleanExpiredResetHash' on target class [class org.apache.openmeetings.service.quartz.scheduler.CleanupJob] failed; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT u FROM User u WHERE u.resetDate < :date [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.user.UserDao.getByExpiredHash(UserDao.java:731) at org.apache.openmeetings.db.dao.user.UserDao$$FastClassBySpringCGLIB$$1492ba5a.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.user.UserDao$$EnhancerBySpringCGLIB$$f9f4c34c.getByExpiredHash() at org.apache.openmeetings.service.quartz.scheduler.CleanupJob.cleanExpiredResetHash(CleanupJob.java:183) at sun.reflect.GeneratedMethodAccessor467.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 36 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 56 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 58 common frames omitted 2560-11-03 03:39:32,153 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-10] ERROR org.quartz.core.JobRunShell - Job DEFAULT.resetSendingMailStatus threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'resetSendingStatus' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.retainConnection(JDBCStoreManager.java:227) at org.apache.openjpa.kernel.DelegatingStoreManager.retainConnection(DelegatingStoreManager.java:164) at org.apache.openjpa.kernel.DelegatingStoreManager.retainConnection(DelegatingStoreManager.java:164) at org.apache.openjpa.kernel.BrokerImpl.retainConnection(BrokerImpl.java:4020) at org.apache.openjpa.kernel.BrokerImpl.beginStoreManagerTransaction(BrokerImpl.java:1442) at org.apache.openjpa.kernel.BrokerImpl.beginStore(BrokerImpl.java:1427) at org.apache.openjpa.jdbc.kernel.JDBCStoreQuery.executeBulkOperation(JDBCStoreQuery.java:565) at org.apache.openjpa.jdbc.kernel.JDBCStoreQuery.executeUpdate(JDBCStoreQuery.java:497) at org.apache.openjpa.kernel.ExpressionStoreQuery$DataStoreExecutor.executeUpdate(ExpressionStoreQuery.java:806) at org.apache.openjpa.datacache.QueryCacheStoreQuery$QueryCacheExecutor.executeUpdate(QueryCacheStoreQuery.java:417) at org.apache.openjpa.kernel.QueryImpl.update(QueryImpl.java:1062) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:873) at org.apache.openjpa.kernel.QueryImpl.updateAll(QueryImpl.java:910) at org.apache.openjpa.kernel.DelegatingQuery.updateAll(DelegatingQuery.java:597) at org.apache.openjpa.persistence.QueryImpl.executeUpdate(QueryImpl.java:370) at org.apache.openmeetings.db.dao.basic.MailMessageDao.resetSendingStatus(MailMessageDao.java:97) at org.apache.openmeetings.db.dao.basic.MailMessageDao$$FastClassBySpringCGLIB$$772174d8.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.MailMessageDao$$EnhancerBySpringCGLIB$$d2327186.resetSendingStatus() at org.apache.openmeetings.core.mail.MailHandler.resetSendingStatus(MailHandler.java:271) at sun.reflect.GeneratedMethodAccessor440.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 35 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 55 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 57 common frames omitted 2560-11-03 03:39:32,153 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-10] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.resetSendingMailStatus threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'resetSendingStatus' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.retainConnection(JDBCStoreManager.java:227) at org.apache.openjpa.kernel.DelegatingStoreManager.retainConnection(DelegatingStoreManager.java:164) at org.apache.openjpa.kernel.DelegatingStoreManager.retainConnection(DelegatingStoreManager.java:164) at org.apache.openjpa.kernel.BrokerImpl.retainConnection(BrokerImpl.java:4020) at org.apache.openjpa.kernel.BrokerImpl.beginStoreManagerTransaction(BrokerImpl.java:1442) at org.apache.openjpa.kernel.BrokerImpl.beginStore(BrokerImpl.java:1427) at org.apache.openjpa.jdbc.kernel.JDBCStoreQuery.executeBulkOperation(JDBCStoreQuery.java:565) at org.apache.openjpa.jdbc.kernel.JDBCStoreQuery.executeUpdate(JDBCStoreQuery.java:497) at org.apache.openjpa.kernel.ExpressionStoreQuery$DataStoreExecutor.executeUpdate(ExpressionStoreQuery.java:806) at org.apache.openjpa.datacache.QueryCacheStoreQuery$QueryCacheExecutor.executeUpdate(QueryCacheStoreQuery.java:417) at org.apache.openjpa.kernel.QueryImpl.update(QueryImpl.java:1062) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:873) at org.apache.openjpa.kernel.QueryImpl.updateAll(QueryImpl.java:910) at org.apache.openjpa.kernel.DelegatingQuery.updateAll(DelegatingQuery.java:597) at org.apache.openjpa.persistence.QueryImpl.executeUpdate(QueryImpl.java:370) at org.apache.openmeetings.db.dao.basic.MailMessageDao.resetSendingStatus(MailMessageDao.java:97) at org.apache.openmeetings.db.dao.basic.MailMessageDao$$FastClassBySpringCGLIB$$772174d8.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.MailMessageDao$$EnhancerBySpringCGLIB$$d2327186.resetSendingStatus() at org.apache.openmeetings.core.mail.MailHandler.resetSendingStatus(MailHandler.java:271) at sun.reflect.GeneratedMethodAccessor440.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 35 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 55 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 57 common frames omitted 2560-11-03 03:40:32,088 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-6] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:40:32,088 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-6] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:41:32,086 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-7] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:41:32,086 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-7] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:42:32,115 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-8] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:42:32,115 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-8] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:43:32,097 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-1] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:43:32,097 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-1] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:44:32,095 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-4] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor141.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:44:32,095 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-4] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor141.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:45:32,108 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-9] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor141.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:45:32,108 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-9] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor141.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:46:32,059 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-6] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor141.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:46:32,059 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-6] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor141.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:47:32,134 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-3] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor141.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:47:32,134 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-3] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor141.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:48:32,101 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-8] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor141.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:48:32,101 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-8] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor141.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:49:32,130 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-5] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor141.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-03 03:49:32,130 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-5] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor141.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:38:37,084 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-4] ERROR org.quartz.core.JobRunShell - Job DEFAULT.cleanExpiredResetHashJobDetails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'cleanExpiredResetHash' on target class [class org.apache.openmeetings.service.quartz.scheduler.CleanupJob] failed; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT u FROM User u WHERE u.resetDate < :date [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.user.UserDao.getByExpiredHash(UserDao.java:731) at org.apache.openmeetings.db.dao.user.UserDao$$FastClassBySpringCGLIB$$1492ba5a.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.user.UserDao$$EnhancerBySpringCGLIB$$f9f4c34c.getByExpiredHash() at org.apache.openmeetings.service.quartz.scheduler.CleanupJob.cleanExpiredResetHash(CleanupJob.java:183) at sun.reflect.GeneratedMethodAccessor467.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 36 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 56 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 58 common frames omitted 2560-11-04 03:38:37,084 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-4] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.cleanExpiredResetHashJobDetails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'cleanExpiredResetHash' on target class [class org.apache.openmeetings.service.quartz.scheduler.CleanupJob] failed; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT u FROM User u WHERE u.resetDate < :date [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.user.UserDao.getByExpiredHash(UserDao.java:731) at org.apache.openmeetings.db.dao.user.UserDao$$FastClassBySpringCGLIB$$1492ba5a.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.user.UserDao$$EnhancerBySpringCGLIB$$f9f4c34c.getByExpiredHash() at org.apache.openmeetings.service.quartz.scheduler.CleanupJob.cleanExpiredResetHash(CleanupJob.java:183) at sun.reflect.GeneratedMethodAccessor467.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 36 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 56 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 58 common frames omitted 2560-11-04 03:39:32,137 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-2] ERROR org.quartz.core.JobRunShell - Job DEFAULT.resetSendingMailStatus threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'resetSendingStatus' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.retainConnection(JDBCStoreManager.java:227) at org.apache.openjpa.kernel.DelegatingStoreManager.retainConnection(DelegatingStoreManager.java:164) at org.apache.openjpa.kernel.DelegatingStoreManager.retainConnection(DelegatingStoreManager.java:164) at org.apache.openjpa.kernel.BrokerImpl.retainConnection(BrokerImpl.java:4020) at org.apache.openjpa.kernel.BrokerImpl.beginStoreManagerTransaction(BrokerImpl.java:1442) at org.apache.openjpa.kernel.BrokerImpl.beginStore(BrokerImpl.java:1427) at org.apache.openjpa.jdbc.kernel.JDBCStoreQuery.executeBulkOperation(JDBCStoreQuery.java:565) at org.apache.openjpa.jdbc.kernel.JDBCStoreQuery.executeUpdate(JDBCStoreQuery.java:497) at org.apache.openjpa.kernel.ExpressionStoreQuery$DataStoreExecutor.executeUpdate(ExpressionStoreQuery.java:806) at org.apache.openjpa.datacache.QueryCacheStoreQuery$QueryCacheExecutor.executeUpdate(QueryCacheStoreQuery.java:417) at org.apache.openjpa.kernel.QueryImpl.update(QueryImpl.java:1062) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:873) at org.apache.openjpa.kernel.QueryImpl.updateAll(QueryImpl.java:910) at org.apache.openjpa.kernel.DelegatingQuery.updateAll(DelegatingQuery.java:597) at org.apache.openjpa.persistence.QueryImpl.executeUpdate(QueryImpl.java:370) at org.apache.openmeetings.db.dao.basic.MailMessageDao.resetSendingStatus(MailMessageDao.java:97) at org.apache.openmeetings.db.dao.basic.MailMessageDao$$FastClassBySpringCGLIB$$772174d8.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.MailMessageDao$$EnhancerBySpringCGLIB$$d2327186.resetSendingStatus() at org.apache.openmeetings.core.mail.MailHandler.resetSendingStatus(MailHandler.java:271) at sun.reflect.GeneratedMethodAccessor440.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 35 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 55 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 57 common frames omitted 2560-11-04 03:39:32,152 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-2] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.resetSendingMailStatus threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'resetSendingStatus' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.retainConnection(JDBCStoreManager.java:227) at org.apache.openjpa.kernel.DelegatingStoreManager.retainConnection(DelegatingStoreManager.java:164) at org.apache.openjpa.kernel.DelegatingStoreManager.retainConnection(DelegatingStoreManager.java:164) at org.apache.openjpa.kernel.BrokerImpl.retainConnection(BrokerImpl.java:4020) at org.apache.openjpa.kernel.BrokerImpl.beginStoreManagerTransaction(BrokerImpl.java:1442) at org.apache.openjpa.kernel.BrokerImpl.beginStore(BrokerImpl.java:1427) at org.apache.openjpa.jdbc.kernel.JDBCStoreQuery.executeBulkOperation(JDBCStoreQuery.java:565) at org.apache.openjpa.jdbc.kernel.JDBCStoreQuery.executeUpdate(JDBCStoreQuery.java:497) at org.apache.openjpa.kernel.ExpressionStoreQuery$DataStoreExecutor.executeUpdate(ExpressionStoreQuery.java:806) at org.apache.openjpa.datacache.QueryCacheStoreQuery$QueryCacheExecutor.executeUpdate(QueryCacheStoreQuery.java:417) at org.apache.openjpa.kernel.QueryImpl.update(QueryImpl.java:1062) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:873) at org.apache.openjpa.kernel.QueryImpl.updateAll(QueryImpl.java:910) at org.apache.openjpa.kernel.DelegatingQuery.updateAll(DelegatingQuery.java:597) at org.apache.openjpa.persistence.QueryImpl.executeUpdate(QueryImpl.java:370) at org.apache.openmeetings.db.dao.basic.MailMessageDao.resetSendingStatus(MailMessageDao.java:97) at org.apache.openmeetings.db.dao.basic.MailMessageDao$$FastClassBySpringCGLIB$$772174d8.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.MailMessageDao$$EnhancerBySpringCGLIB$$d2327186.resetSendingStatus() at org.apache.openmeetings.core.mail.MailHandler.resetSendingStatus(MailHandler.java:271) at sun.reflect.GeneratedMethodAccessor440.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 35 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 55 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 57 common frames omitted 2560-11-04 03:40:32,119 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-1] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:40:32,119 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-1] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:41:32,101 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-10] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:41:32,101 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-10] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:42:32,161 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-6] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:42:32,161 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-6] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:43:32,112 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-7] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:43:32,112 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-7] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:44:32,063 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-8] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor143.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:44:32,063 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-8] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor143.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:45:32,061 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-5] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor143.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:45:32,061 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-5] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor143.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:46:32,058 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-1] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor143.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:46:32,058 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-1] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor143.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:47:32,072 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-9] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor143.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:47:32,072 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-9] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor143.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:48:32,116 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-6] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor143.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:48:32,116 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-6] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor143.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:49:32,051 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-4] ERROR org.quartz.core.JobRunShell - Job DEFAULT.sendMails threw an unhandled Exception: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor143.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted 2560-11-04 03:49:32,051 [org.springframework.scheduling.quartz.SchedulerFactoryBean#0_Worker-4] ERROR org.quartz.core.ErrorLogger - Job (DEFAULT.sendMails threw an exception. org.quartz.SchedulerException: Job threw an unhandled exception. at org.quartz.core.JobRunShell.run(JobRunShell.java:213) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573) Caused by: org.springframework.scheduling.quartz.JobMethodInvocationFailedException: Invocation of method 'sendMails' on target class [class org.apache.openmeetings.core.mail.MailHandler] failed; nested exception is org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:266) at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:75) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) ... 1 common frames omitted Caused by: org.springframework.orm.jpa.JpaSystemException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.; nested exception is org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. FailedObject: SELECT c FROM Configuration c WHERE c.key IN :keys and c.deleted = false [java.lang.String] at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:418) at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:122) at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:521) at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$EnhancerBySpringCGLIB$$7e38a814.getConfValue() at org.apache.openmeetings.core.mail.MailHandler.init(MailHandler.java:92) at org.apache.openmeetings.core.mail.MailHandler.sendMails(MailHandler.java:276) at sun.reflect.GeneratedMethodAccessor181.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269) at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:257) ... 3 common frames omitted Caused by: org.apache.openjpa.persistence.PersistenceException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:5003) at org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4963) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:133) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:107) at org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:59) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:241) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:414) at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:392) at org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) at org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) at org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:93) at org.apache.openjpa.datacache.QueryCacheStoreQuery$CachingResultObjectProvider.open(QueryCacheStoreQuery.java:664) at org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:33) at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1257) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1013) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:869) at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:800) at org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:541) at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:274) at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:290) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.get(ConfigurationDao.java:119) at org.apache.openmeetings.db.dao.basic.ConfigurationDao.getConfValue(ConfigurationDao.java:138) at org.apache.openmeetings.db.dao.basic.ConfigurationDao$$FastClassBySpringCGLIB$$2f9526f2.invoke() at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ... 14 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at sun.reflect.GeneratedConstructorAccessor143.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.Util.getInstance(Util.java:408) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2097) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2022) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) at sun.reflect.GeneratedConstructorAccessor138.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39) at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:256) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) at org.apache.commons.dbcp2.PoolingDataSource.getConnection(PoolingDataSource.java:134) at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533) at org.apache.openjpa.lib.jdbc.DelegatingDataSource.getConnection(DelegatingDataSource.java:110) at org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:86) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:978) at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:963) ... 38 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor137.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) at java.lang.reflect.Constructor.newInstance(Unknown Source) at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2189) at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2038) ... 58 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ... 60 common frames omitted