Then when you shutdown the server you get all sorts of NPEs. anonymous wrote : | 17:55:49,665 INFO [ServerImpl] Runtime shutdown hook called, forceHalt: true | 17:55:49,695 INFO [QueueService] Queue[/queue/ExpiryQueue] stopped | 17:55:49,697 INFO [QueueService] Queue[/queue/DLQ] stopped | 17:55:49,701 INFO [TomcatDeployment] undeploy, ctxPath=/invoker, vfsUrl=http-invoker.sar/invoker.war | 17:55:49,962 INFO [ConnectionFactoryBindingService] Unbound ConnectionManager 'jboss.jca:service=ConnectionFactoryBinding,name=JmsXA' from JNDI name 'java:JmsXA' | 17:55:49,963 INFO [ConnectionFactory] org.jboss.jms.server.connectionfactory.ConnectionFactory@1e54e00 undeployed | 17:55:49,963 INFO [ConnectionFactory] org.jboss.jms.server.connectionfactory.ConnectionFactory@14c71b1 undeployed | 17:55:49,964 INFO [ConnectionFactory] org.jboss.jms.server.connectionfactory.ConnectionFactory@13f7cd2 undeployed | 17:55:49,965 ERROR [ExceptionUtil] Topic[/topic/testTopic] stopService | java.lang.NullPointerException | at org.jboss.messaging.core.impl.postoffice.MessagingPostOffice.getQueuesForCondition(MessagingPostOffice.java:510) | at org.jboss.jms.server.destination.TopicService.stopService(TopicService.java:138) | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4110267#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...