The same error happens to me. I'm using the latest trunk, AS 4.0.5 and MySQL as database. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4048231#4048231 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4048231