java.lang.RuntimeException: Unable to load session snapshot
prabhakarannk Apr 10, 2014 3:28 AMHi,
We are using JBPM 5.2.0 Final version in our application, we are getting below exception. When below exception will occur. Is any one faced same issue?
java.lang.RuntimeException: Unable to load session snapshot
at org.drools.persistence.SessionMarshallingHelper.loadSnapshot(SessionMarshallingHelper.java:96)
at org.drools.persistence.SingleSessionCommandService.initKsession(SingleSessionCommandService.java:238)
at org.drools.persistence.SingleSessionCommandService.<init>(SingleSessionCommandService.java:191)
at sun.reflect.GeneratedConstructorAccessor110.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at org.drools.persistence.jpa.KnowledgeStoreServiceImpl.buildCommandService(KnowledgeStoreServiceImpl.java:101)
at org.drools.persistence.jpa.KnowledgeStoreServiceImpl.loadStatefulKnowledgeSession(KnowledgeStoreServiceImpl.java:84)
at org.drools.persistence.jpa.JPAKnowledgeService.loadStatefulKnowledgeSession(JPAKnowledgeService.java:131)
at com.workflow.jbpm.service.KnowledgeSessionFactory.loadKnowledgeSession(KnowledgeSessionFactory.java:178)
at com.workflow.jbpm.service.KnowledgeSessionFactory$$FastClassByCGLIB$$552fcfe.invoke(<generated>)
at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149)
at org.springframework.aop.framework.Cglib2AopProxy$CglibMethodInvocation.invokeJoinpoint(Cglib2AopProxy.java:688)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:90)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
at org.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:621)
at com.workflow.jbpm.service.KnowledgeSessionFactory$$EnhancerByCGLIB$$4c31ea39.loadKnowledgeSession(<generated>)
at com.workflow.jbpm.event.handler.CompleteTaskEventHandler.handleEvent(CompleteTaskEventHandler.java:91)
at com.workflow.event.service.WorkflowEventService.processEvent(WorkflowEventService.java:51)
at com.workflow.event.service.WorkflowEventService$$FastClassByCGLIB$$95456485.invoke(<generated>)
at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149)
at org.springframework.aop.framework.Cglib2AopProxy$CglibMethodInvocation.invokeJoinpoint(Cglib2AopProxy.java:688)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:90)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
at org.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:621)
at com.workflow.event.service.WorkflowEventService$$EnhancerByCGLIB$$7d585ac6.processEvent(<generated>)
at com.workflow.event.listener.WorkflowEventListener.processEvent(WorkflowEventListener.java:170)
at com.workflow.event.listener.WorkflowEventListener.onMessage(WorkflowEventListener.java:139)
at org.springframework.jms.listener.AbstractMessageListenerContainer.doInvokeListener(AbstractMessageListenerContainer.java:560)
at org.springframework.jms.listener.AbstractMessageListenerContainer.invokeListener(AbstractMessageListenerContainer.java:498)
at org.springframework.jms.listener.AbstractMessageListenerContainer.doExecuteListener(AbstractMessageListenerContainer.java:467)
at org.springframework.jms.listener.AbstractPollingMessageListenerContainer.doReceiveAndExecute(AbstractPollingMessageListenerContainer.java:325)
at org.springframework.jms.listener.AbstractPollingMessageListenerContainer.receiveAndExecute(AbstractPollingMessageListenerContainer.java:243)
at org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.invokeListener(DefaultMessageListenerContainer.java:1058)
at org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.run(DefaultMessageListenerContainer.java:952)
at org.springframework.scheduling.commonj.DelegatingWork.run(DelegatingWork.java:61)
at de.myfoo.commonj.work.FooWorkItem.run(FooWorkItem.java:100)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.NullPointerException
at org.drools.marshalling.impl.InputMarshaller.readSession(InputMarshaller.java:272)
at org.drools.marshalling.impl.InputMarshaller.readSession(InputMarshaller.java:196)
at org.drools.marshalling.impl.DefaultMarshaller.unmarshall(DefaultMarshaller.java:93)
at org.drools.persistence.SessionMarshallingHelper.loadSnapshot(SessionMarshallingHelper.java:91)
... 45 more
Thanks and Regards,
Praba