You could try moving facelets.jar to Jboss': \deploy\jbossweb-tomcat55.sar\jsf-libs and see if that helps. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3988983#3988983 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3988983