I'm also getting the following error: javax.transaction.NotSupportedException: BaseTransaction.checkTransactionState - [com.arjuna.ats.internal.jta.transaction.arjunacore.alreadyassociated] [com.arjuna.ats.internal.jta.transaction.arjunacore.alreadyassociated] thread is already associated with a transaction! | at com.arjuna.ats.internal.jta.transaction.arjunacore.BaseTransaction.begin(BaseTransaction.java:80) | at com.arjuna.ats.jbossatx.BaseTransactionManagerDelegate.begin(BaseTransactionManagerDelegate.java:65) | at org.jboss.messaging.ra.inflow.JBMMessageHandler$XATransactionDemarcationStrategy.<init>(JBMMessageHandler.java:397) | this becuase every session is trying to associate the same thread with the same tx. View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4210829#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...