Could you check the version of JBoss Tools Plug-ins? About Eclipse Platform->Plug-in Details View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4161535#4161535 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4161535