Have you read http://docs.jboss.com/seam/2.0.0.B1/reference/en/html/concepts.html#d0e2682 View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4070864#4070864 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4070864