I haven't tried out the scheduler service in JBoss. But from what i have read in the documentation http://www.redhat.com/docs/manuals/jboss/jboss-eap-4.2/doc/Server_Configu..., do you actually required this in the scheduler service xml? Some of the examples, i have seen don't mention anything about this. | <depends> | <mbean code="javax.management.timer.Timer" name="jboss:service=MyServiceTimer"/> | </depends> And if you need that dependency, then shouldn't the Timer be configured to send out periodic notifications as mentioned at http://www.redhat.com/docs/manuals/jboss/jboss-eap-4.2/doc/Server_Configu... View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4149718#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...