Solved!! The problem was in Update action : i called ses.update(componentLayout) but I have to called ses.update(cl) My fault.... M. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4055268#4055268 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4055268