i have the same problem than you, it's a problem of mapping, like the object isn't known or built... So if someone have the solution... thanks View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4029558#4029558 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4029558