Deadline Task бросает ошибку Entity Manager закрыт. в jBPM 6.2.0

Question

Я получаю EntityManager Закрыто во время выполнения задачи конечного срока в jBPM 6.2.0

Это трассировка журнала. Я не вижу нигде в моем коде, что закрываю Entity Manage Factory.

  java.lang.IllegalStateException: EntityManager is closednull 
at org.hibernate.ejb.AbstractEntityManagerImpl.joinTransaction(AbstractEntityManagerImpl.java:1181)null 
at org.springframework.orm.jpa.ExtendedEntityManagerCreator$ExtendedEntityManagerInvocationHandler.doJoinTransaction(ExtendedEntityManagerCreator.java:360)null 
at org.springframework.orm.jpa.ExtendedEntityManagerCreator$ExtendedEntityManagerInvocationHandler.invoke(ExtendedEntityManagerCreator.java:327)null 
at com.sun.proxy.$Proxy142.joinTransaction(Unknown Source)null 
at org.drools.persistence.jpa.JpaPersistenceContext.joinTransaction(JpaPersistenceContext.java:87)null 
at org.drools.persistence.SingleSessionCommandService$TransactionInterceptor.execute(SingleSessionCommandService.java:519)null 
at org.drools.core.command.impl.AbstractInterceptor.executeNext(AbstractInterceptor.java:41)null 
at org.drools.persistence.jpa.OptimisticLockRetryInterceptor.execute(OptimisticLockRetryInterceptor.java:73)null 
at org.drools.core.command.impl.AbstractInterceptor.executeNext(AbstractInterceptor.java:41)null 
at org.drools.persistence.jta.TransactionLockInterceptor.execute(TransactionLockInterceptor.java:67)null 
at org.drools.persistence.SingleSessionCommandService.execute(SingleSessionCommandService.java:358)null 
at org.jbpm.process.core.timer.impl.GlobalTimerService$DisposableCommandService.execute(GlobalTimerService.java:302)null 
at org.jbpm.persistence.timer.GlobalJpaTimerJobInstance.call(GlobalJpaTimerJobInstance.java:77)null 
at org.jbpm.persistence.timer.GlobalJpaTimerJobInstance.call(GlobalJpaTimerJobInstance.java:47)null 
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)null 
at java.util.concurrent.FutureTask.run(FutureTask.java:166)null 
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:178)null 
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:292)null 
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)null 
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)null 
at java.lang.Thread.run(Thread.java:781)null 

Answer 1

Нет вопросов Я получил ответ на этот вопрос. Мы не инициализировали постоянство xml.Однако нижеприведенные утверждения важны, и мы там перепутались.

<persistence-unit name="org.jbpm.persistence.jpa" transaction-type="JTA"> 
<provider>org.hibernate.ejb.HibernatePersistence</provider> 
<jta-data-source>jdbc/jbpmDS</jta-data-source>