Hi, Please let me know what is the solution for following problem. I am getting this problem randomly on JBoss console when using Jboss messaging. In our enironment we have 30 clients, which all are accessing the same Jboss. We are using Jboss 4.0.4 and JBoss messaging 1.0.1 21:25:59,654 WARN [SimpleConnectionManager] A problem has been detected with the connection to remote client a0uc-wc3te7-fk5guk3f-1-fk5guol6-4. It is possible the client has exited without closing its connection(s) or there is a network problem. All connection resources corresponding to that client process will now be removed. | 21:26:01,413 WARN [ServerConsumerEndpoint] Failed to deliver the message to the client. See the server log for more details. | 21:35:16,890 WARN [SimpleConnectionManager] A problem has been detected with the connection to remote client a06c-pfsrww-fk5fdi9k-1-fk5fdmqr-4. It is possible the client has exited without closing its connection(s) or there is a network problem. All connection resources corresponding to that client process will now be removed. | 21:35:44,032 ERROR [STDERR] java.lang.NullPointerException | 21:35:44,032 ERROR [STDERR] at org.jboss.remoting.Lease.notifyClientLost(Lease.java:220) | 21:35:44,032 ERROR [STDERR] at org.jboss.remoting.Lease.access$300(Lease.java(Inlined Compiled Code)) | 21:35:44,032 ERROR [STDERR] at org.jboss.remoting.Lease$LeaseTimerTask.run(Lease.java(Compiled Code)) | 21:35:44,032 ERROR [STDERR] at java.util.TimerThread.mainLoop(Timer.java(Compiled Code)) | 21:35:44,032 ERROR [STDERR] at java.util.TimerThread.run(Timer.java:397) | 23:26:52,706 WARN [ServerConsumerEndpoint] Failed to deliver the message to the client. See the server log for more details. | 23:30:02,787 WARN [ServerConsumerEndpoint] Failed to deliver the message to the client. See the server log for more details. | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4171970#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...