i am trying to implement IPC in portlet bridge. i have made my listener class and have registered it in jboss-service.xml when i make the .sar file and deploy it i get the following error --------------- Trying to install an already registered mbean: portal:service=ListenerService,type=window_listener -------------------- although there is no listener of any kind registered. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4050471#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...