We had a WebSphere Adapter for JDBC export in our module, and it was throwing the following exception: [5/27/08 17:55:52:315 EDT] 0000006b NUXInResource I PollEventManagerWorker run() CWYBS0011I: Polling has started. UserAction=No action is required. [5/27/08 17:55:53:356 EDT] 0000006d NUXInResource E com.ibm.j2ca.extension.eventmanagement.internal.EventSender getObjectForEvent(Event) EventStore impl (com.ibm.j2ca.jdbc.inbound.JDBCEventStoreWithXid@6eec3b01) threw an unexpected and unchecked exception javax.resource.ResourceException: EventStore impl (com.ibm.j2ca.jdbc.inbound.JDBCEventStoreWithXid@6eec3b01) […]