I have this error now on 2.0 cr3 and jboss as 4.2.1 Any update as I used the booking example for JBoss. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4100478#4100478 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4100478