hi daniel, thanks alot . i think you are very right. it works after i replaceed the seam 2.0 beta by seam 2.0cr1. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4128590#4128590 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4128590