I would 1) copy a vanilla "default" configuration from a clean jboss dist 2) Use a clean "injboss"example 3) Follow the instructions in section 10.3 of the reference manual to set up the -javaagent loader **Use the jboss-aop-jdk5.deployer from the 1.5.5.GA release, and follow the instructions in the ReadMe.txt **Add pluggable-instrumentor.jar to bin/ **Modify run.sh/.bat to use the -javaagent switch Once you get this "clean" version running, modify the isolation etc. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4038771#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...