[rules-dev] Drools Flow Persisternce Stack Overflow Error

Hi I am new to drools flow and trying to use the persistence using JPAKnowledgeService. When i tried that got the stack overflow error in H2 db. Can any one provide the guidance how to resolve this. The exception trace is below Hibernate: insert into SessionInfo (id, dirty, lastModificationDate, rulesByteArray, startDate) values (null, ?, ?, ?, ?) After the persistence Session @@@@@@ Oct 6, 2009 2:42:21 PM bitronix.tm.twopc.Preparer prepare WARNING: executing transaction with 0 enlisted resource Oct 6, 2009 2:42:21 PM bitronix.tm.twopc.Preparer prepare WARNING: executing transaction with 0 enlisted resource Oct 6, 2009 2:42:22 PM bitronix.tm.twopc.Preparer prepare WARNING: executing transaction with 0 enlisted resource Hibernate: insert into ProcessInstanceInfo (processInstanceId, externalVariables, lastModificationDate, lastReadDate, processId, processInstanceByteArray, startDate, state, OPTLOCK) values (null, ?, ?, ?, ?, ?, ?, ?, ?) Hibernate: insert into WorkItemInfo (workItemId, creationDate, name, processInstanceId, state, OPTLOCK, workItemByteArray) values (null, ?, ?, ?, ?, ?, ?) Executing work item WorkItem 22 [name=Human Task, state=0, processInstanceId=21, parameters{ActorId=Admin, Comment=Raise Tk Request, Skippable=false, TaskName=Raise Tk Request}] Hibernate: update ProcessInstanceInfo set externalVariables=?, lastModificationDate=?, lastReadDate=?, processId=?, processInstanceByteArray=?, startDate=?, state=?, OPTLOCK=? where processInstanceId=? and OPTLOCK=? Hibernate: insert into ProcessInstanceInfo_eventTypes (ProcessInstanceInfo_processInstanceId, element) values (?, ?) Hibernate: delete from WorkItemInfo where workItemId=? and OPTLOCK=? Hibernate: update SessionInfo set dirty=?, lastModificationDate=?, rulesByteArray=?, startDate=? where id=? ****** ut ******* a BitronixTransactionManager with 0 in-flight transaction(s) Oct 6, 2009 2:42:22 PM bitronix.tm.BitronixTransaction fireBeforeCompletionEvent WARNING: Synchronization.beforeCompletion() call failed for org.hibernate.ejb.AbstractEntityManagerImpl$1@1824d2c, marking transaction as rollback only javax.persistence.PersistenceException: java.lang.RuntimeException: java.lang.StackOverflowError at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:516) at bitronix.tm.BitronixTransaction.fireBeforeCompletionEvent(BitronixTransaction.java:366) at bitronix.tm.BitronixTransaction.commit(BitronixTransaction.java:142) at bitronix.tm.BitronixTransactionManager.commit(BitronixTransactionManager.java:96) at org.drools.persistence.session.SingleSessionCommandService.execute(SingleSessionCommandService.java:258) at org.drools.command.impl.CommandBasedStatefulKnowledgeSession.insert(CommandBasedStatefulKnowledgeSession.java:305) at com.sample.POCTestClient.main(POCTestClient.java:57) Caused by: java.lang.RuntimeException: java.lang.StackOverflowError at org.hibernate.ejb.event.BeanCallback.invoke(BeanCallback.java:31) at org.hibernate.ejb.event.EntityCallbackHandler.callback(EntityCallbackHandler.java:80) at org.hibernate.ejb.event.EntityCallbackHandler.preUpdate(EntityCallbackHandler.java:65) at org.hibernate.ejb.event.EJB3FlushEntityEventListener.invokeInterceptor(EJB3FlushEntityEventListener.java:41) at org.hibernate.event.def.DefaultFlushEntityEventListener.handleInterception(DefaultFlushEntityEventListener.java:330) at org.hibernate.event.def.DefaultFlushEntityEventListener.scheduleUpdate(DefaultFlushEntityEventListener.java:270) at org.hibernate.event.def.DefaultFlushEntityEventListener.onFlushEntity(DefaultFlushEntityEventListener.java:151) at org.hibernate.event.def.AbstractFlushingEventListener.flushEntities(AbstractFlushingEventListener.java:219) at org.hibernate.event.def.AbstractFlushingEventListener.flushEverythingToExecutions(AbstractFlushingEventListener.java:99) at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:49) at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1027) at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:365) at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:504) ... 6 more Caused by: java.lang.StackOverflowError thanks Prem -- View this message in context: http://www.nabble.com/Drools-Flow-Persisternce-Stack-Overflow-Error-tp257... Sent from the drools - dev mailing list archive at Nabble.com.