The exception stack indicates the ObjectName (JMX identifier) for the broker was already registered once before. Probably because useJmx was already set earlier.
Anyway, glad you have it working; if you can share what you did to fix the problem, that could be helpful to someone else running into the same problem. -- View this message in context: http://activemq.2283324.n4.nabble.com/Tomcat-JMX-Failure-tp4678285p4678330.html Sent from the ActiveMQ - User mailing list archive at Nabble.com.