A colleague of mine has created a table in the database. The elements which belong to an user are only accessible via the id. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4034974#4034974 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4034974