It looks like the PluggableInstrumentor.premain() method is not being called. Are you running with the -javaagent switch? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4049091#4049091 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4049091