Is it the problem, described in http://jira.jboss.com/jira/browse/EJBTHREE-191?vote=vote ? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3974807#3974807 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3974807