The hidden form field is how I would expect it to work for an h:commandButton, but unfortunately just as specified in the bug report it does not work. I cannot speak to the latest from CVS, but s:conversationPropagation does not generate a hidden input for JSPs when embedded in an h:commandButton (and I would assume this issue also exists with Facelets as per http://www.jboss.com/index.html?module=bb&op=viewtopic&t=120380. Thanks. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4092013#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...