It's often the case that this is a subsiduary exception thrown as result of an earlier error. Anything higher up the log? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3960958#3960958 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3960958