I also cannot run Seam2.0 ... i already develope application using seam 1.2.1 with tomcat 5 and have no problem at all. I tried to run Seam2.0 registration example in tomcat 5 and 6 .. always get error INFO: Welcome to Seam 2.0.0.BETA1 Jul 20, 2007 3:02:07 PM org.apache.catalina.core.StandardContext start SEVERE: Error listenerStart Jul 20, 2007 3:02:07 PM org.apache.catalina.core.StandardContext start SEVERE: Context [/jboss-seam-registration] startup failed due to previous errors Is there anything i missed ? *weird* View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4066059#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...