[jboss-user] [JBoss Seam] - Re: Seam throws exception after timer has finished execution

[asachde]

"asachde" wrote : I get the following exception once a timer has finished execution. It's not hindering what I do but wanted to know is this something due to my timer.
  | 
  | Thanks.
  | JPDL Excerpt:
  |   
  |    		
  |    	  	
  |    	  		System.out.println("In state wait!!!");
  |    	  	
  |    	  	      
  | 	   
  | 			
  | 				System.out.println("Did the timer fire???");
  | 			
  |   	      	  	
  |       
  |    		
  |    	  	
  |    	  		System.out.println("Leaving wait state!!!");
  |    	  	
  |    	  	        
  |    
  | 
  | 
  | Exception Stack:
  | org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expecte
  | d: 1
  |         at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93)
  |         at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:79)
  |         at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:58)
  |         at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242)
  |         at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:235)
  |         at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:144)
  |         at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:29
  | 7)
  |         at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
  |         at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:993)
  |         at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:179)
  |         at org.jbpm.svc.Services.close(Services.java:211)
  |         at org.jbpm.JbpmContext.close(JbpmContext.java:139)
  |         at org.jbpm.scheduler.impl.SchedulerThread.executeTimers(SchedulerThread.java:161)
  |         at org.jbpm.scheduler.impl.SchedulerThread.run(SchedulerThread.java:70)
  | 07:32:01,157 ERROR [AbstractFlushingEventListener] Could not synchronize database state with session
  | org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expecte
  | d: 1
  |         at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93)
  |         at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:79)
  |         at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:58)
  |         at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242)
  |         at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:235)
  |         at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:144)
  |         at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:29
  | 7)
  |         at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
  |         at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:993)
  |         at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:179)
  |         at org.jbpm.svc.Services.close(Services.java:211)
  |         at org.jbpm.JbpmContext.close(JbpmContext.java:139)
  |         at org.jbpm.scheduler.impl.SchedulerThread.executeTimers(SchedulerThread.java:161)
  |         at org.jbpm.scheduler.impl.SchedulerThread.run(SchedulerThread.java:70)
  | 07:32:01,208 ERROR [STDERR] org.jbpm.persistence.JbpmPersistenceException: couldn't flush hibernate session
  | 07:32:01,208 ERROR [STDERR]     at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:181)
  | 07:32:01,208 ERROR [STDERR]     at org.jbpm.svc.Services.close(Services.java:211)
  | 07:32:01,218 ERROR [STDERR]     at org.jbpm.JbpmContext.close(JbpmContext.java:139)
  | 07:32:01,218 ERROR [STDERR]     at org.jbpm.scheduler.impl.SchedulerThread.executeTimers(SchedulerThread.java:161)
  | 07:32:01,218 ERROR [STDERR]     at org.jbpm.scheduler.impl.SchedulerThread.run(SchedulerThread.java:70)
  | 07:32:01,218 ERROR [STDERR] Caused by: org.hibernate.StaleStateException: Batch update returned unexpected row count fro
  | m update: 0 actual row count: 0 expected: 1
  | 07:32:01,228 ERROR [STDERR]     at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93)
  | 07:32:01,228 ERROR [STDERR]     at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:79)
  | 07:32:01,228 ERROR [STDERR]     at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:58)
  | 07:32:01,228 ERROR [STDERR]     at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242)
  | 07:32:01,238 ERROR [STDERR]     at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:235)
  | 07:32:01,238 ERROR [STDERR]     at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:144)
  | 07:32:01,238 ERROR [STDERR]     at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlush
  | ingEventListener.java:297)
  | 07:32:01,248 ERROR [STDERR]     at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.j
  | ava:27)
  | 07:32:01,248 ERROR [STDERR]     at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:993)
  | 07:32:01,248 ERROR [STDERR]     at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:179)
  | 07:32:01,258 ERROR [STDERR]     ... 4 more
  | 07:32:01,258 ERROR [Services] problem closing service 'persistence'
  | org.jbpm.persistence.JbpmPersistenceException: couldn't flush hibernate session
  |         at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:181)
  |         at org.jbpm.svc.Services.close(Services.java:211)
  |         at org.jbpm.JbpmContext.close(JbpmContext.java:139)
  |         at org.jbpm.scheduler.impl.SchedulerThread.executeTimers(SchedulerThread.java:161)
  |         at org.jbpm.scheduler.impl.SchedulerThread.run(SchedulerThread.java:70)
  | Caused by: org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count
  | : 0 expected: 1
  |         at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93)
  |         at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:79)
  |         at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:58)
  |         at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242)
  |         at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:235)
  |         at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:144)
  |         at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:29
  | 7)
  |         at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
  |         at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:993)
  |         at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:179)
  |         ... 4 more
  | 07:32:01,318 INFO  [SchedulerThread] runtime exception while executing timers
  | org.jbpm.JbpmException: problem closing services {persistence=org.jbpm.persistence.JbpmPersistenceException: couldn't fl
  | ush hibernate session}
  |         at org.jbpm.svc.Services.close(Services.java:223)
  |         at org.jbpm.JbpmContext.close(JbpmContext.java:139)
  |         at org.jbpm.scheduler.impl.SchedulerThread.executeTimers(SchedulerThread.java:161)
  |         at org.jbpm.scheduler.impl.SchedulerThread.run(SchedulerThread.java:70)
  | Caused by: org.jbpm.persistence.JbpmPersistenceException: couldn't flush hibernate session
  |         at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:181)
  |         at org.jbpm.svc.Services.close(Services.java:211)
  |         ... 3 more
  | Caused by: org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count
  | : 0 expected: 1
  |         at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93)
  |         at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:79)
  |         at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:58)
  |         at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242)
  |         at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:235)
  |         at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:144)
  |         at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:29
  | 7)
  |         at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
  |         at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:993)
  |         at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:179)
  |         ... 4 more
  | 

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