tomcat 5.5 migrate to 6.0, but struts 1.x ...

Hi,          i installed Tomcat 6.0.16, and move existing application from tomcat 5.5 to tomcat 6.6.         after doing so, then i make the change to server.xml(global) only,   add the block of <Context> to reflect the existing/transfered application          but when i do test, receive error message as following(certainly i   rebounce the server)         The requested resource (Servlet action is not available) is not   available,          when i check catalina.out , it shows the following         SEVERE: Parsing error processing resource path jndi:/localhost/(my   application)/WEB-INF/struts-config.xml...  java.lang.reflect.InvocationTargetException         any expert can tel me that for migrate tomcat 5.5 to tomcat 6.0, in   addition to change global server.xml, what else need to make change? or   need to add extra library to make existing application still   functional.         tks in advance         john  


       
---------------------------------
Be a better friend, newshound, and know-it-all with Yahoo! Mobile.  Try it now.