nested exception is javax.transaction.RollbackException: The transaction was set to rollback only
	at org.springframework.transaction.jta.JtaTransactionManager.doCommit(JtaTransactionManager.java:1026)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730)
...
	at java.lang.Thread.run(Unknown Source)
Caused by: javax.transaction.RollbackException: The transaction was set to rollback only
	at com.atomikos.icatch.jta.TransactionImp.rethrowAsJtaRollbackException(TransactionImp.java:66)
	at com.atomikos.icatch.jta.TransactionImp.commit(TransactionImp.java:207)
	at com.atomikos.icatch.jta.TransactionManagerImp.commit(TransactionManagerImp.java:433)
	at com.atomikos.icatch.jta.J2eeUserTransaction.commit(J2eeUserTransaction.java:94)
	at org.springframework.transaction.jta.JtaTransactionManager.doCommit(JtaTransactionManager.java:1023)
	... 19 more
Caused by: javax.persistence.PersistenceException: org.hibernate.LazyInitializationException: failed to lazily initialize a collection of role: com.entity.MyEntity.owners, could not initialize proxy - the owning Session was closed
	at org.hibernate.internal.ExceptionConverterImpl.convert(ExceptionConverterImpl.java:147)
	at org.hibernate.internal.ExceptionConverterImpl.convert(ExceptionConverterImpl.java:155)
	at org.hibernate.internal.ExceptionConverterImpl.convert(ExceptionConverterImpl.java:162)
	at org.hibernate.internal.SessionImpl.doFlush(SessionImpl.java:1434)
	at org.hibernate.internal.SessionImpl.managedFlush(SessionImpl.java:484)
	at org.hibernate.internal.SessionImpl.flushBeforeTransactionCompletion(SessionImpl.java:3190)
	at org.hibernate.internal.SessionImpl.beforeTransactionCompletion(SessionImpl.java:2404)
	at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.beforeTransactionCompletion(JdbcCoordinatorImpl.java:467)
	at org.hibernate.resource.transaction.backend.jta.internal.JtaTransactionCoordinatorImpl.beforeCompletion(JtaTransactionCoordinatorImpl.java:320)
	at org.hibernate.resource.transaction.backend.jta.internal.synchronization.SynchronizationCallbackCoordinatorNonTrackingImpl.beforeCompletion(SynchronizationCallbackCoordinatorNonTrackingImpl.java:47)
	at org.hibernate.resource.transaction.backend.jta.internal.synchronization.RegisteredSynchronization.beforeCompletion(RegisteredSynchronization.java:37)
	at com.atomikos.icatch.jta.Sync2Sync.beforeCompletion(Sync2Sync.java:50)
	at com.atomikos.icatch.imp.TransactionStateHandler.notifyBeforeCompletion(TransactionStateHandler.java:244)
	at com.atomikos.icatch.imp.TransactionStateHandler.commit(TransactionStateHandler.java:220)
	at com.atomikos.icatch.imp.CompositeTransactionImp.doCommit(CompositeTransactionImp.java:288)
	at com.atomikos.icatch.imp.CompositeTransactionImp.commit(CompositeTransactionImp.java:337)
	at com.atomikos.icatch.jta.TransactionImp.commit(TransactionImp.java:191)
	... 22 more
Caused by: org.hibernate.LazyInitializationException: failed to lazily initialize a collection of role: com.entity.MyEntity.owners, could not initialize proxy - the owning Session was closed
	at org.hibernate.collection.internal.AbstractPersistentCollection.throwLazyInitializationException(AbstractPersistentCollection.java:582)
	at org.hibernate.collection.internal.AbstractPersistentCollection.withTemporarySessionIfNeeded(AbstractPersistentCollection.java:209)
	at org.hibernate.collection.internal.AbstractPersistentCollection.initialize(AbstractPersistentCollection.java:561)
	at org.hibernate.collection.internal.AbstractPersistentCollection.forceInitialization(AbstractPersistentCollection.java:729)
	at org.hibernate.envers.event.spi.BaseEnversCollectionEventListener.initializeCollection(BaseEnversCollectionEventListener.java:136)
	at org.hibernate.envers.event.spi.EnversPreCollectionRemoveEventListenerImpl.onPreRemoveCollection(EnversPreCollectionRemoveEventListenerImpl.java:40)
	at org.hibernate.action.internal.CollectionRemoveAction.preRemove(CollectionRemoveAction.java:124)
	at org.hibernate.action.internal.CollectionRemoveAction.execute(CollectionRemoveAction.java:89)
	at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:586)
	at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:460)
	at org.hibernate.event.internal.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:337)
	at org.hibernate.event.internal.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:39)
	at org.hibernate.internal.SessionImpl.doFlush(SessionImpl.java:1428)
	... 35 more