The server is having problems loading Facelets. You have it in your WEB-INF/lib? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4056774#4056774 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4056774