Yes, this is a limitation of the JSF spec. Workaround here: http://jroller.com/page/pmuir?entry=using_sets_in_jsf View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4055807#4055807 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4055807