Re: unsubscribe unsuccess!!

Tue, 01 Jan 2008 23:22:35 -0800 

Hi Bill,

this is obviously a bug - could raise an issue on 
http://issues.apache.org/activemq/browse/AMQ

thanks,

Rob

On Jan 2, 2008, at 2:27 AM, bill richard wrote:



can anyone give me some hint?why this exception was thrown?


bill richard wrote:


[EMAIL PROTECTED] msgclient]$ javax.jms.JMSException:
java.lang.NullPointerException
       at
org
.apache
.activemq.util.JMSExceptionSupport.create(JMSExceptionSupport.java: 49) 
       at
org .apache .activemq.ActiveMQConnection.syncSendPacket(ActiveMQConnection.java: 1178) 
       at
org .apache .activemq.ActiveMQConnection.unsubscribe(ActiveMQConnection.java: 1921) 
       at
org .apache.activemq.ActiveMQSession.unsubscribe(ActiveMQSession.java: 1417) 
       at
org .apache .activemq .ActiveMQTopicSession.unsubscribe(ActiveMQTopicSession.java:380) 
       at
org .gos.common.msg.controller.MessageConsumerWrapper.unSubScribe(Unknown 
Source)
       at org.gos.system.msg.helpper.UnsubMessage.unSubscribe(Unknown
Source)
at org.gos.system.msg.helpper.UnsubMessage.main(Unknown Source) 
Caused by: java.lang.NullPointerException
       at
org .apache .activemq .store .kahadaptor .KahaTopicReferenceStore .removeSubscriberMessageContainer(KahaTopicReferenceStore.java:304) 
       at
org .apache .activemq .store .kahadaptor .KahaTopicReferenceStore .deleteSubscription(KahaTopicReferenceStore.java:217) 
       at
org .apache .activemq .store .amq .AMQTopicMessageStore.deleteSubscription(AMQTopicMessageStore.java: 178) 
       at
org .apache.activemq.broker.region.Topic.deleteSubscription(Topic.java: 179) 
       at
org .apache .activemq .broker.region.TopicRegion.removeSubscription(TopicRegion.java:137) 
       at
org .apache .activemq .broker.region.RegionBroker.removeSubscription(RegionBroker.java:372) 
       at
org .apache .activemq.broker.BrokerFilter.removeSubscription(BrokerFilter.java: 97) 
       at
org .apache .activemq.broker.BrokerFilter.removeSubscription(BrokerFilter.java: 97) 
       at
org .apache .activemq.broker.BrokerFilter.removeSubscription(BrokerFilter.java: 97) 
       at
org .apache .activemq .broker .MutableBrokerFilter.removeSubscription(MutableBrokerFilter.java:107) 
       at
org .apache .activemq .broker .TransportConnection .processRemoveSubscription(TransportConnection.java:315) 
       at
org .apache .activemq .command.RemoveSubscriptionInfo.visit(RemoveSubscriptionInfo.java:83) 
       at
org .apache .activemq .broker.TransportConnection.service(TransportConnection.java:281) 
       at
org.apache.activemq.broker.TransportConnection $1.onCommand(TransportConnection.java:178) 
       at
org .apache .activemq.transport.TransportFilter.onCommand(TransportFilter.java: 67) 
       at
org .apache .activemq .transport.WireFormatNegotiator.onCommand(WireFormatNegotiator.java: 134) 
       at
org .apache .activemq .transport.InactivityMonitor.onCommand(InactivityMonitor.java:138) 
       at
org .apache .activemq .transport.TransportSupport.doConsume(TransportSupport.java:83) 
       at
org .apache.activemq.transport.tcp.TcpTransport.doRun(TcpTransport.java: 185) 
       at
org .apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java: 172) 
       at java.lang.Thread.run(Thread.java:595)
javax.jms.InvalidDestinationException: No durable subscription exists for: 
10.61.0.200:3808011111messageproxy-hpcg.MsgClientTopicTest
       at
org .apache .activemq .broker.region.TopicRegion.removeSubscription(TopicRegion.java:128) 
       at
org .apache .activemq .broker.region.RegionBroker.removeSubscription(RegionBroker.java:372) 
       at
org .apache .activemq.broker.BrokerFilter.removeSubscription(BrokerFilter.java: 97) 
       at
org .apache .activemq.broker.BrokerFilter.removeSubscription(BrokerFilter.java: 97) 
       at
org .apache .activemq.broker.BrokerFilter.removeSubscription(BrokerFilter.java: 97) 
       at
org .apache .activemq .broker .MutableBrokerFilter.removeSubscription(MutableBrokerFilter.java:107) 
       at
org .apache .activemq .broker .TransportConnection .processRemoveSubscription(TransportConnection.java:315) 
       at
org .apache .activemq .command.RemoveSubscriptionInfo.visit(RemoveSubscriptionInfo.java:83) 
       at
org .apache .activemq .broker.TransportConnection.service(TransportConnection.java:281) 
       at
org.apache.activemq.broker.TransportConnection $1.onCommand(TransportConnection.java:178) 
       at
org .apache .activemq.transport.TransportFilter.onCommand(TransportFilter.java: 67) 
       at
org .apache .activemq .transport.WireFormatNegotiator.onCommand(WireFormatNegotiator.java: 134) 
       at
org .apache .activemq .transport.InactivityMonitor.onCommand(InactivityMonitor.java:138) 
       at
org .apache .activemq .transport.TransportSupport.doConsume(TransportSupport.java:83) 
       at
org .apache.activemq.transport.tcp.TcpTransport.doRun(TcpTransport.java: 185) 
       at
org .apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java: 172) 
       at java.lang.Thread.run(Thread.java:595)




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