I think there was a bug in the JIRA which could relate to your problem. It was about a change because of a 'optimized' lookup. HTH View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4034339#4034339 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4034339