I had the following error when trying out the myLayout example: anonymous wrote : 13:30:31,464 ERROR [STDERR] org.apache.jasper.JasperException: /layouts/twoColumns.jsp(7,3) Unable to load tag handler class "org.jboss.portal.core.theme.tag.ThemeTagHandler" for tag "p:theme" | After some digging I saw that the path in the portal-layout.xml file was incorrect. It should have been org.jboss.portal.theme.tag.ThemeTagHandler View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4149644#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...