NullPointerException while loading previous timer process variable in jbpm 6.0.1.Final
After restarting bpm server previously initiated timer are not excuting , while starting server getting following error .
Could not commit session: java.lang.RuntimeException: Unable to load session snapshot
at org.drools.persistence.SessionMarshallingHelper.loadSnapshot(SessionMarshallingHelper.java:88) [drools-persistence-jpa-6.1.0.Final.jar:6.1.0.Final]
at org.drools.persistence.SingleSessionCommandService.initExistingKnowledgeSession(SingleSessionCommandService.java:239) [drools-persistence-jpa-6.1.0.Final.jar:6.1.0.Final]
at org.drools.persistence.SingleSessionCommandService.<init>(SingleSessionCommandService.java:172) [drools-persistence-jpa-6.1.0.Final.jar:6.1.0.Final]
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) [rt.jar:1.7.0_67]
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) [rt.jar:1.7.0_67]
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) [rt.jar:1.7.0_67]
at java.lang.reflect.Constructor.newInstance(Constructor.java:526) [rt.jar:1.7.0_67]
at org.drools.persistence.jpa.KnowledgeStoreServiceImpl.buildCommandService(KnowledgeStoreServiceImpl.java:122) [drools-persistence-jpa-6.1.0.Final.jar:6.1.0.Final]
at org.drools.persistence.jpa.KnowledgeStoreServiceImpl.loadKieSession(KnowledgeStoreServiceImpl.java:90) [drools-persistence-jpa-6.1.0.Final.jar:6.1.0.Final]
at org.drools.persistence.jpa.KnowledgeStoreServiceImpl.loadKieSession(KnowledgeStoreServiceImpl.java:39) [drools-persistence-jpa-6.1.0.Final.jar:6.1.0.Final]
at org.kie.internal.persistence.jpa.JPAKnowledgeService.loadStatefulKnowledgeSession(JPAKnowledgeService.java:130) [kie-internal-6.1.0.Final.jar:6.1.0.Final]
at org.jbpm.runtime.manager.impl.factory.JPASessionFactory.findKieSessionById(JPASessionFactory.java:53) [jbpm-runtime-manager-6.1.0.Final.jar:6.1.0.Final]
at org.jbpm.runtime.manager.impl.SingletonRuntimeManager.init(SingletonRuntimeManager.java:87) [jbpm-runtime-manager-6.1.0.Final.jar:6.1.0.Final]
at org.jbpm.runtime.manager.impl.RuntimeManagerFactoryImpl.newSingletonRuntimeManager(RuntimeManagerFactoryImpl.java:71) [jbpm-runtime-manager-6.1.0.Final.jar:6.1.0.Final]
at org.jbpm.runtime.manager.impl.RuntimeManagerFactoryImpl$Proxy$_$$_WeldClientProxy.newSingletonRuntimeManager(Unknown Source) [jbpm-runtime-manager-6.1.0.Final.jar:6.1.0.Final]
at org.jbpm.kie.services.impl.AbstractDeploymentService.commonDeploy(AbstractDeploymentService.java:88) [jbpm-kie-services-6.1.0.Final.jar:6.1.0.Final]
at org.jbpm.kie.services.impl.KModuleDeploymentService.deploy(KModuleDeploymentService.java:138) [jbpm-kie-services-6.1.0.Final.jar:6.1.0.Final]
at org.jbpm.kie.services.impl.KModuleDeploymentService$Proxy$_$$_WeldClientProxy.deploy(Unknown Source) [jbpm-kie-services-6.1.0.Final.jar:6.1.0.Final]
at org.jbpm.console.ng.bd.backend.server.DeploymentManagerEntryPointImpl.initDeployments(DeploymentManagerEntryPointImpl.java:83) [jbpm-console-ng-business-domain-backend-6.1.0.Final.jar:6.1.0.Final]
at org.jbpm.console.ng.bd.backend.server.DeploymentManagerEntryPointImpl$Proxy$_$$_WeldClientProxy.initDeployments(Unknown Source) [jbpm-console-ng-business-domain-backend-6.1.0.Final.jar:6.1.0.Final]
at org.jbpm.console.ng.bd.backend.server.AdministrationServiceImpl.bootstrapDeployments(AdministrationServiceImpl.java:193) [jbpm-console-ng-business-domain-backend-6.1.0.Final.jar:6.1.0.Final]
at org.jbpm.console.ng.bd.backend.server.AdministrationServiceImpl$Proxy$_$$_WeldClientProxy.bootstrapDeployments(Unknown Source) [jbpm-console-ng-business-domain-backend-6.1.0.Final.jar:6.1.0.Final]
at org.kie.workbench.backend.AppSetup.assertPlayground(AppSetup.java:165) [classes:]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.7.0_67]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) [rt.jar:1.7.0_67]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.7.0_67]
at java.lang.reflect.Method.invoke(Method.java:606) [rt.jar:1.7.0_67]
at org.jboss.weld.injection.producer.DefaultLifecycleCallbackInvoker.invokeMethods(DefaultLifecycleCallbackInvoker.java:89) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.injection.producer.DefaultLifecycleCallbackInvoker.postConstruct(DefaultLifecycleCallbackInvoker.java:72) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.injection.producer.BasicInjectionTarget.postConstruct(BasicInjectionTarget.java:95) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.injection.producer.BeanInjectionTarget.postConstruct(BeanInjectionTarget.java:63) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.bean.ManagedBean.create(ManagedBean.java:162) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.context.AbstractContext.get(AbstractContext.java:96) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.bean.proxy.ContextBeanInstance.getInstance(ContextBeanInstance.java:98) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.bean.proxy.ProxyMethodHandler.invoke(ProxyMethodHandler.java:78) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.kie.workbench.backend.AppSetup$Proxy$_$$_WeldClientProxy.toString(Unknown Source) [classes:]
at org.uberfire.commons.services.cdi.StartupBeanExtension.runPostConstruct(StartupBeanExtension.java:83) [uberfire-commons-0.4.0.Final.jar:0.4.0.Final]
at org.uberfire.commons.services.cdi.StartupBeanExtension.afterDeploymentValidation(StartupBeanExtension.java:67) [uberfire-commons-0.4.0.Final.jar:0.4.0.Final]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.7.0_67]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) [rt.jar:1.7.0_67]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.7.0_67]
at java.lang.reflect.Method.invoke(Method.java:606) [rt.jar:1.7.0_67]
at org.jboss.weld.injection.MethodInjectionPoint.invokeOnInstanceWithSpecialValue(MethodInjectionPoint.java:93) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:266) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.event.ExtensionObserverMethodImpl.sendEvent(ExtensionObserverMethodImpl.java:125) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:253) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:232) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.event.ObserverNotifier.notifyObserver(ObserverNotifier.java:169) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.event.ObserverNotifier.notifyObservers(ObserverNotifier.java:128) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.event.ObserverNotifier.fireEvent(ObserverNotifier.java:102) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.bootstrap.events.AbstractContainerEvent.fire(AbstractContainerEvent.java:63) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.bootstrap.events.AbstractDeploymentContainerEvent.fire(AbstractDeploymentContainerEvent.java:35) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.bootstrap.events.AfterDeploymentValidationImpl.fire(AfterDeploymentValidationImpl.java:28) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.bootstrap.WeldStartup.validateBeans(WeldStartup.java:396) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.weld.bootstrap.WeldBootstrap.validateBeans(WeldBootstrap.java:85) [weld-core-impl-2.1.2.Final.jar:2014-01-09 09:23]
at org.jboss.as.weld.WeldStartService.start(WeldStartService.java:93) [wildfly-weld-8.1.0.Final.jar:8.1.0.Final]
at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1948) [jboss-msc-1.2.2.Final.jar:1.2.2.Final]
at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1881) [jboss-msc-1.2.2.Final.jar:1.2.2.Final]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [rt.jar:1.7.0_67]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [rt.jar:1.7.0_67]
at java.lang.Thread.run(Thread.java:745) [rt.jar:1.7.0_67]
Caused by: java.lang.NullPointerException
at org.jbpm.process.core.timer.impl.GlobalTimerService.scheduleJob(GlobalTimerService.java:81) [jbpm-flow-6.1.0.Final.jar:6.1.0.Final]
at org.jbpm.process.core.timer.impl.RegisteredTimerServiceDelegate.scheduleJob(RegisteredTimerServiceDelegate.java:65) [jbpm-flow-6.1.0.Final.jar:6.1.0.Final]
at org.jbpm.process.instance.timer.TimerManager$ProcessTimerInputMarshaller.deserialize(TimerManager.java:265) [jbpm-flow-6.1.0.Final.jar:6.1.0.Final]
at org.drools.core.marshalling.impl.ProtobufInputMarshaller.readTimer(ProtobufInputMarshaller.java:700) [drools-core-6.1.0.Final.jar:6.1.0.Final]
at org.drools.core.marshalling.impl.ProtobufInputMarshaller.readSession(ProtobufInputMarshaller.java:282) [drools-core-6.1.0.Final.jar:6.1.0.Final]
at org.drools.core.marshalling.impl.ProtobufInputMarshaller.readSession(ProtobufInputMarshaller.java:155) [drools-core-6.1.0.Final.jar:6.1.0.Final]
at org.drools.core.marshalling.impl.ProtobufMarshaller.unmarshall(ProtobufMarshaller.java:110) [drools-core-6.1.0.Final.jar:6.1.0.Final]
at org.drools.core.marshalling.impl.ProtobufMarshaller.unmarshall(ProtobufMarshaller.java:54) [drools-core-6.1.0.Final.jar:6.1.0.Final]
at org.drools.persistence.SessionMarshallingHelper.loadSnapshot(SessionMarshallingHelper.java:83) [drools-persistence-jpa-6.1.0.Final.jar:6.1.0.Final]
... 60 more