And before the exception just pasted, I'm getting this one: 08:05:37,283 ERROR [CoyoteAdapter] An exception or error occurred in the container during the request processing java.lang.NullPointerException at org.jboss.resource.connectionmanager.BaseConnectionManager2.unregisterAssociation(BaseConnectionManager2.java:505) at org.jboss.resource.connectionmanager.BaseConnectionManager2.disconnect(BaseConnectionManager2.java:480) at org.jboss.resource.connectionmanager.CachedConnectionManager.disconnect(CachedConnectionManager.java:406) at org.jboss.resource.connectionmanager.CachedConnectionManager.popMetaAwareObject(CachedConnectionManager.java:257) at org.jboss.web.tomcat.tc5.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:162) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112) at java.lang.Thread.run(Thread.java:595) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4046019#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...