org.hibernate.TransientObjectException on Fork...
saschwen Apr 5, 2007 2:23 PMHello,
I've just started using JBPM and I'm trying to for a process to have 2 lines to run at the same time. When I try to run the process, I get the following exception. Can anyone help?
Thank you,
14:14:03,386 ERROR org.apache.commons.logging.impl.Log4JLogger : org.hibernate.TransientObjectException: object references an unsaved transient instance - save the transient instance before flushing: org.jbpm.graph.def.Node 14:14:03,417 ERROR org.apache.commons.logging.impl.Log4JLogger : action threw exception: couldn't delete timers for process instance 'org.jbpm.graph.exe.ProcessInstance@1e03a61' org.jbpm.JbpmException: couldn't delete timers for process instance 'org.jbpm.graph.exe.ProcessInstance@1e03a61' at org.jbpm.db.SchedulerSession.cancelTimersForProcessInstance(SchedulerSession.java:174) at org.jbpm.scheduler.db.DbSchedulerService.cancelTimersByProcessInstance(DbSchedulerService.java:55) at org.jbpm.graph.exe.ProcessInstance.end(ProcessInstance.java:275) at org.jbpm.graph.exe.Token.notifyParentOfTokenEnd(Token.java:261) at org.jbpm.graph.exe.Token.end(Token.java:233) at org.jbpm.graph.exe.Token.end(Token.java:193) at org.jbpm.graph.exe.Token.notifyParentOfTokenEnd(Token.java:265) at org.jbpm.graph.exe.Token.end(Token.java:233) at org.jbpm.graph.exe.Token.end(Token.java:193) at org.jbpm.graph.node.EndState.execute(EndState.java:46) at org.jbpm.graph.def.Node.enter(Node.java:316) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.def.Node.leave(Node.java:346) at org.jbpm.graph.exe.ExecutionContext.leaveNode(ExecutionContext.java:120) at com.thestar.jbpm.actions.TransitionActionHandler.transition(TransitionActionHandler.java:29) at com.thestar.jbpm.actions.TransitionActionHandler.execute(TransitionActionHandler.java:18) at org.jbpm.graph.def.Action.execute(Action.java:123) at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:235) at org.jbpm.graph.def.GraphElement.executeActions(GraphElement.java:212) at org.jbpm.graph.def.GraphElement.fireAndPropagateEvent(GraphElement.java:182) at org.jbpm.graph.def.GraphElement.fireEvent(GraphElement.java:166) at org.jbpm.graph.def.Node.enter(Node.java:301) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.def.Node.leave(Node.java:357) at org.jbpm.graph.exe.ExecutionContext.leaveNode(ExecutionContext.java:128) at com.thestar.jbpm.actions.TransitionActionHandler.transition(TransitionActionHandler.java:31) at com.thestar.jbpm.actions.TransitionActionHandler.execute(TransitionActionHandler.java:18) at org.jbpm.graph.def.Action.execute(Action.java:123) at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:235) at org.jbpm.graph.def.GraphElement.executeActions(GraphElement.java:212) at org.jbpm.graph.def.GraphElement.fireAndPropagateEvent(GraphElement.java:182) at org.jbpm.graph.def.GraphElement.fireEvent(GraphElement.java:166) at org.jbpm.graph.def.Node.enter(Node.java:301) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.def.Node.leave(Node.java:357) at org.jbpm.graph.node.Fork.execute(Fork.java:129) at org.jbpm.graph.def.Node.enter(Node.java:316) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.def.Node.leave(Node.java:357) at org.jbpm.graph.exe.ExecutionContext.leaveNode(ExecutionContext.java:128) at com.thestar.jbpm.actions.TransitionActionHandler.transition(TransitionActionHandler.java:31) at com.thestar.jbpm.actions.TransitionActionHandler.execute(TransitionActionHandler.java:18) at org.jbpm.graph.def.Action.execute(Action.java:123) at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:235) at org.jbpm.graph.def.GraphElement.executeActions(GraphElement.java:212) at org.jbpm.graph.def.GraphElement.fireAndPropagateEvent(GraphElement.java:182) at org.jbpm.graph.def.GraphElement.fireEvent(GraphElement.java:166) at org.jbpm.graph.def.Node.enter(Node.java:301) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.node.StartState.leave(StartState.java:70) at org.jbpm.graph.exe.Token.signal(Token.java:174) at org.jbpm.graph.exe.Token.signal(Token.java:123) at org.jbpm.graph.exe.ProcessInstance.signal(ProcessInstance.java:217) at com.thestar.gateway.JbpmGateway.submit(JbpmGateway.java:64) at com.thestar.schedulable.GatewaySchedulable.submitToGateway(GatewaySchedulable.java:56) at com.thestar.schedulable.FSGatewaySchedulable.perform(FSGatewaySchedulable.java:88) at com.thestar.schedulable.FTPGatewaySchedulable.perform(FTPGatewaySchedulable.java:116) at RunFeed.main(RunFeed.java:43) Caused by: org.hibernate.TransientObjectException: object references an unsaved transient instance - save the transient instance before flushing: org.jbpm.graph.def.Node at org.hibernate.engine.ForeignKeys.getEntityIdentifierIfNotUnsaved(ForeignKeys.java:219) at org.hibernate.type.EntityType.getIdentifier(EntityType.java:108) at org.hibernate.type.ManyToOneType.isDirty(ManyToOneType.java:242) at org.hibernate.type.TypeFactory.findDirty(TypeFactory.java:482) at org.hibernate.persister.entity.AbstractEntityPersister.findDirty(AbstractEntityPersister.java:3056) at org.hibernate.event.def.DefaultFlushEntityEventListener.dirtyCheck(DefaultFlushEntityEventListener.java:474) at org.hibernate.event.def.DefaultFlushEntityEventListener.isUpdateNecessary(DefaultFlushEntityEventListener.java:197) at org.hibernate.event.def.DefaultFlushEntityEventListener.onFlushEntity(DefaultFlushEntityEventListener.java:120) at org.hibernate.event.def.AbstractFlushingEventListener.flushEntities(AbstractFlushingEventListener.java:196) at org.hibernate.event.def.AbstractFlushingEventListener.flushEverythingToExecutions(AbstractFlushingEventListener.java:76) at org.hibernate.event.def.DefaultAutoFlushEventListener.onAutoFlush(DefaultAutoFlushEventListener.java:35) at org.hibernate.impl.SessionImpl.autoFlushIfRequired(SessionImpl.java:969) at org.hibernate.impl.SessionImpl.executeUpdate(SessionImpl.java:1136) at org.hibernate.impl.QueryImpl.executeUpdate(QueryImpl.java:94) at org.jbpm.db.SchedulerSession.cancelTimersForProcessInstance(SchedulerSession.java:169) ... 62 more 14:14:03,432 ERROR org.apache.commons.logging.impl.Log4JLogger : action threw exception: null org.jbpm.graph.def.DelegationException at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:349) at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:343) at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:248) at org.jbpm.graph.def.GraphElement.executeActions(GraphElement.java:212) at org.jbpm.graph.def.GraphElement.fireAndPropagateEvent(GraphElement.java:182) at org.jbpm.graph.def.GraphElement.fireEvent(GraphElement.java:166) at org.jbpm.graph.def.Node.enter(Node.java:301) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.def.Node.leave(Node.java:357) at org.jbpm.graph.exe.ExecutionContext.leaveNode(ExecutionContext.java:128) at com.thestar.jbpm.actions.TransitionActionHandler.transition(TransitionActionHandler.java:31) at com.thestar.jbpm.actions.TransitionActionHandler.execute(TransitionActionHandler.java:18) at org.jbpm.graph.def.Action.execute(Action.java:123) at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:235) at org.jbpm.graph.def.GraphElement.executeActions(GraphElement.java:212) at org.jbpm.graph.def.GraphElement.fireAndPropagateEvent(GraphElement.java:182) at org.jbpm.graph.def.GraphElement.fireEvent(GraphElement.java:166) at org.jbpm.graph.def.Node.enter(Node.java:301) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.def.Node.leave(Node.java:357) at org.jbpm.graph.node.Fork.execute(Fork.java:129) at org.jbpm.graph.def.Node.enter(Node.java:316) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.def.Node.leave(Node.java:357) at org.jbpm.graph.exe.ExecutionContext.leaveNode(ExecutionContext.java:128) at com.thestar.jbpm.actions.TransitionActionHandler.transition(TransitionActionHandler.java:31) at com.thestar.jbpm.actions.TransitionActionHandler.execute(TransitionActionHandler.java:18) at org.jbpm.graph.def.Action.execute(Action.java:123) at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:235) at org.jbpm.graph.def.GraphElement.executeActions(GraphElement.java:212) at org.jbpm.graph.def.GraphElement.fireAndPropagateEvent(GraphElement.java:182) at org.jbpm.graph.def.GraphElement.fireEvent(GraphElement.java:166) at org.jbpm.graph.def.Node.enter(Node.java:301) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.node.StartState.leave(StartState.java:70) at org.jbpm.graph.exe.Token.signal(Token.java:174) at org.jbpm.graph.exe.Token.signal(Token.java:123) at org.jbpm.graph.exe.ProcessInstance.signal(ProcessInstance.java:217) at com.thestar.gateway.JbpmGateway.submit(JbpmGateway.java:64) at com.thestar.schedulable.GatewaySchedulable.submitToGateway(GatewaySchedulable.java:56) at com.thestar.schedulable.FSGatewaySchedulable.perform(FSGatewaySchedulable.java:88) at com.thestar.schedulable.FTPGatewaySchedulable.perform(FTPGatewaySchedulable.java:116) at RunFeed.main(RunFeed.java:43) Caused by: org.jbpm.JbpmException: couldn't delete timers for process instance 'org.jbpm.graph.exe.ProcessInstance@1e03a61' at org.jbpm.db.SchedulerSession.cancelTimersForProcessInstance(SchedulerSession.java:174) at org.jbpm.scheduler.db.DbSchedulerService.cancelTimersByProcessInstance(DbSchedulerService.java:55) at org.jbpm.graph.exe.ProcessInstance.end(ProcessInstance.java:275) at org.jbpm.graph.exe.Token.notifyParentOfTokenEnd(Token.java:261) at org.jbpm.graph.exe.Token.end(Token.java:233) at org.jbpm.graph.exe.Token.end(Token.java:193) at org.jbpm.graph.exe.Token.notifyParentOfTokenEnd(Token.java:265) at org.jbpm.graph.exe.Token.end(Token.java:233) at org.jbpm.graph.exe.Token.end(Token.java:193) at org.jbpm.graph.node.EndState.execute(EndState.java:46) at org.jbpm.graph.def.Node.enter(Node.java:316) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.def.Node.leave(Node.java:346) at org.jbpm.graph.exe.ExecutionContext.leaveNode(ExecutionContext.java:120) at com.thestar.jbpm.actions.TransitionActionHandler.transition(TransitionActionHandler.java:29) at com.thestar.jbpm.actions.TransitionActionHandler.execute(TransitionActionHandler.java:18) at org.jbpm.graph.def.Action.execute(Action.java:123) at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:235) ... 44 more Caused by: org.hibernate.TransientObjectException: object references an unsaved transient instance - save the transient instance before flushing: org.jbpm.graph.def.Node at org.hibernate.engine.ForeignKeys.getEntityIdentifierIfNotUnsaved(ForeignKeys.java:219) at org.hibernate.type.EntityType.getIdentifier(EntityType.java:108) at org.hibernate.type.ManyToOneType.isDirty(ManyToOneType.java:242) at org.hibernate.type.TypeFactory.findDirty(TypeFactory.java:482) at org.hibernate.persister.entity.AbstractEntityPersister.findDirty(AbstractEntityPersister.java:3056) at org.hibernate.event.def.DefaultFlushEntityEventListener.dirtyCheck(DefaultFlushEntityEventListener.java:474) at org.hibernate.event.def.DefaultFlushEntityEventListener.isUpdateNecessary(DefaultFlushEntityEventListener.java:197) at org.hibernate.event.def.DefaultFlushEntityEventListener.onFlushEntity(DefaultFlushEntityEventListener.java:120) at org.hibernate.event.def.AbstractFlushingEventListener.flushEntities(AbstractFlushingEventListener.java:196) at org.hibernate.event.def.AbstractFlushingEventListener.flushEverythingToExecutions(AbstractFlushingEventListener.java:76) at org.hibernate.event.def.DefaultAutoFlushEventListener.onAutoFlush(DefaultAutoFlushEventListener.java:35) at org.hibernate.impl.SessionImpl.autoFlushIfRequired(SessionImpl.java:969) at org.hibernate.impl.SessionImpl.executeUpdate(SessionImpl.java:1136) at org.hibernate.impl.QueryImpl.executeUpdate(QueryImpl.java:94) at org.jbpm.db.SchedulerSession.cancelTimersForProcessInstance(SchedulerSession.java:169) ... 62 more 14:14:03,432 ERROR org.apache.commons.logging.impl.Log4JLogger : action threw exception: null org.jbpm.graph.def.DelegationException at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:349) at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:343) at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:248) at org.jbpm.graph.def.GraphElement.executeActions(GraphElement.java:212) at org.jbpm.graph.def.GraphElement.fireAndPropagateEvent(GraphElement.java:182) at org.jbpm.graph.def.GraphElement.fireEvent(GraphElement.java:166) at org.jbpm.graph.def.Node.enter(Node.java:301) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.def.Node.leave(Node.java:357) at org.jbpm.graph.node.Fork.execute(Fork.java:129) at org.jbpm.graph.def.Node.enter(Node.java:316) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.def.Node.leave(Node.java:357) at org.jbpm.graph.exe.ExecutionContext.leaveNode(ExecutionContext.java:128) at com.thestar.jbpm.actions.TransitionActionHandler.transition(TransitionActionHandler.java:31) at com.thestar.jbpm.actions.TransitionActionHandler.execute(TransitionActionHandler.java:18) at org.jbpm.graph.def.Action.execute(Action.java:123) at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:235) at org.jbpm.graph.def.GraphElement.executeActions(GraphElement.java:212) at org.jbpm.graph.def.GraphElement.fireAndPropagateEvent(GraphElement.java:182) at org.jbpm.graph.def.GraphElement.fireEvent(GraphElement.java:166) at org.jbpm.graph.def.Node.enter(Node.java:301) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.node.StartState.leave(StartState.java:70) at org.jbpm.graph.exe.Token.signal(Token.java:174) at org.jbpm.graph.exe.Token.signal(Token.java:123) at org.jbpm.graph.exe.ProcessInstance.signal(ProcessInstance.java:217) at com.thestar.gateway.JbpmGateway.submit(JbpmGateway.java:64) at com.thestar.schedulable.GatewaySchedulable.submitToGateway(GatewaySchedulable.java:56) at com.thestar.schedulable.FSGatewaySchedulable.perform(FSGatewaySchedulable.java:88) at com.thestar.schedulable.FTPGatewaySchedulable.perform(FTPGatewaySchedulable.java:116) at RunFeed.main(RunFeed.java:43) Caused by: org.jbpm.graph.def.DelegationException at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:349) at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:343) at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:248) at org.jbpm.graph.def.GraphElement.executeActions(GraphElement.java:212) at org.jbpm.graph.def.GraphElement.fireAndPropagateEvent(GraphElement.java:182) at org.jbpm.graph.def.GraphElement.fireEvent(GraphElement.java:166) at org.jbpm.graph.def.Node.enter(Node.java:301) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.def.Node.leave(Node.java:357) at org.jbpm.graph.exe.ExecutionContext.leaveNode(ExecutionContext.java:128) at com.thestar.jbpm.actions.TransitionActionHandler.transition(TransitionActionHandler.java:31) at com.thestar.jbpm.actions.TransitionActionHandler.execute(TransitionActionHandler.java:18) at org.jbpm.graph.def.Action.execute(Action.java:123) at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:235) ... 32 more Caused by: org.jbpm.JbpmException: couldn't delete timers for process instance 'org.jbpm.graph.exe.ProcessInstance@1e03a61' at org.jbpm.db.SchedulerSession.cancelTimersForProcessInstance(SchedulerSession.java:174) at org.jbpm.scheduler.db.DbSchedulerService.cancelTimersByProcessInstance(DbSchedulerService.java:55) at org.jbpm.graph.exe.ProcessInstance.end(ProcessInstance.java:275) at org.jbpm.graph.exe.Token.notifyParentOfTokenEnd(Token.java:261) at org.jbpm.graph.exe.Token.end(Token.java:233) at org.jbpm.graph.exe.Token.end(Token.java:193) at org.jbpm.graph.exe.Token.notifyParentOfTokenEnd(Token.java:265) at org.jbpm.graph.exe.Token.end(Token.java:233) at org.jbpm.graph.exe.Token.end(Token.java:193) at org.jbpm.graph.node.EndState.execute(EndState.java:46) at org.jbpm.graph.def.Node.enter(Node.java:316) at org.jbpm.graph.def.Transition.take(Transition.java:119) at org.jbpm.graph.def.Node.leave(Node.java:382) at org.jbpm.graph.def.Node.leave(Node.java:346) at org.jbpm.graph.exe.ExecutionContext.leaveNode(ExecutionContext.java:120) at com.thestar.jbpm.actions.TransitionActionHandler.transition(TransitionActionHandler.java:29) at com.thestar.jbpm.actions.TransitionActionHandler.execute(TransitionActionHandler.java:18) at org.jbpm.graph.def.Action.execute(Action.java:123) at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:235) ... 44 more Caused by: org.hibernate.TransientObjectException: object references an unsaved transient instance - save the transient instance before flushing: org.jbpm.graph.def.Node at org.hibernate.engine.ForeignKeys.getEntityIdentifierIfNotUnsaved(ForeignKeys.java:219) at org.hibernate.type.EntityType.getIdentifier(EntityType.java:108) at org.hibernate.type.ManyToOneType.isDirty(ManyToOneType.java:242) at org.hibernate.type.TypeFactory.findDirty(TypeFactory.java:482) at org.hibernate.persister.entity.AbstractEntityPersister.findDirty(AbstractEntityPersister.java:3056) at org.hibernate.event.def.DefaultFlushEntityEventListener.dirtyCheck(DefaultFlushEntityEventListener.java:474) at org.hibernate.event.def.DefaultFlushEntityEventListener.isUpdateNecessary(DefaultFlushEntityEventListener.java:197) at org.hibernate.event.def.DefaultFlushEntityEventListener.onFlushEntity(DefaultFlushEntityEventListener.java:120) at org.hibernate.event.def.AbstractFlushingEventListener.flushEntities(AbstractFlushingEventListener.java:196) at org.hibernate.event.def.AbstractFlushingEventListener.flushEverythingToExecutions(AbstractFlushingEventListener.java:76) at org.hibernate.event.def.DefaultAutoFlushEventListener.onAutoFlush(DefaultAutoFlushEventListener.java:35) at org.hibernate.impl.SessionImpl.autoFlushIfRequired(SessionImpl.java:969) at org.hibernate.impl.SessionImpl.executeUpdate(SessionImpl.java:1136) at org.hibernate.impl.QueryImpl.executeUpdate(QueryImpl.java:94) at org.jbpm.db.SchedulerSession.cancelTimersForProcessInstance(SchedulerSession.java:169) ... 62 more org.jbpm.persistence.JbpmPersistenceException: couldn't commit hibernate session at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:173) at org.jbpm.svc.Services.close(Services.java:211) at org.jbpm.JbpmContext.close(JbpmContext.java:138) at com.thestar.gateway.JbpmGateway.submit(JbpmGateway.java:76) at com.thestar.schedulable.GatewaySchedulable.submitToGateway(GatewaySchedulable.java:56) at com.thestar.schedulable.FSGatewaySchedulable.perform(FSGatewaySchedulable.java:88) at com.thestar.schedulable.FTPGatewaySchedulable.perform(FTPGatewaySchedulable.java:116) at RunFeed.main(RunFeed.java:43) Caused by: org.hibernate.TransientObjectException: object references an unsaved transient instance - save the transient instance before flushing: org.jbpm.graph.def.Node at org.hibernate.engine.ForeignKeys.getEntityIdentifierIfNotUnsaved(ForeignKeys.java:219) at org.hibernate.type.EntityType.getIdentifier(EntityType.java:108) at org.hibernate.type.ManyToOneType.isDirty(ManyToOneType.java:242) at org.hibernate.type.TypeFactory.findDirty(TypeFactory.java:482) at org.hibernate.persister.entity.AbstractEntityPersister.findDirty(AbstractEntityPersister.java:3056) at org.hibernate.event.def.DefaultFlushEntityEventListener.dirtyCheck(DefaultFlushEntityEventListener.java:474) at org.hibernate.event.def.DefaultFlushEntityEventListener.isUpdateNecessary(DefaultFlushEntityEventListener.java:197) at org.hibernate.event.def.DefaultFlushEntityEventListener.onFlushEntity(DefaultFlushEntityEventListener.java:120) at org.hibernate.event.def.AbstractFlushingEventListener.flushEntities(AbstractFlushingEventListener.java:196) at org.hibernate.event.def.AbstractFlushingEventListener.flushEverythingToExecutions(AbstractFlushingEventListener.java:76) at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:26) at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1000) at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:338) at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:106) at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:162) ... 7 more