Hi Felix, No, the table is empty, I try to insert the first record. I tried with id = 1, but with the same result. Any idea? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4040429#4040429 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4040429