JBoss development, A new message was posted in the thread "Help: Error [Instrumentor] AOP Instrumentor failed": http://community.jboss.org/message/525151#525151 Author : Kabir Khan Profile : http://community.jboss.org/people/kabir.khan@jboss.com Message: -------------------------------------------------------------- I can't remember which is the default, but you probably want to set java2ParentDelegation to false. That way it will always check the sar's loader before checking the parent classloader. -------------------------------------------------------------- To reply to this message visit the message page: http://community.jboss.org/message/525151#525151