I don't see this an JCA problem , looks like you are missing something in hibernate misconfiguration . Can you look for that ? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4113651#4113651 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4113651