[ https://issues.apache.org/activemq/browse/AMQ-1066?page=all ]
Tom Kaitchuck resolved AMQ-1066.
--------------------------------
Fix Version/s: 4.0.2
Resolution: Fixed
This was fixed in revision 382353 by rajdavies.
> Sync error (NullPointerException) in Broker
> -------------------------------------------
>
> Key: AMQ-1066
> URL: https://issues.apache.org/activemq/browse/AMQ-1066
> Project: ActiveMQ
> Issue Type: Bug
> Components: Broker
> Affects Versions: 4.0
> Environment: Setup:
> One Broker, multiple client applications which are running 24x7
> Some queues, some topics
> Reporter: Christian Cavegn
> Fix For: 4.0.2
>
>
> Hi
> We use ActiveMQ in a productive environment. Yesterday, one of our
> application wasn't able to connect to the Broker. I found the following
> exception in the logfile: (After I restarted the broker, everything was
> runnig again.)
> -----
> 2006-10-09 12:05:37,986 [.27.81.119:1741] INFO Service
> - Sync error occurred: java.lang.NullPointerException
> java.lang.NullPointerException
> at
> org.apache.activemq.util.SubscriptionKey.<init>(SubscriptionKey.java:35)
> at
> org.apache.activemq.broker.jmx.ManagedRegionBroker.registerSubscription(ManagedRegionBroker.java:161)
> at
> org.apache.activemq.broker.jmx.ManagedTopicRegion.createSubscription(ManagedTopicRegion.java:44)
> at
> org.apache.activemq.broker.region.AbstractRegion.addConsumer(AbstractRegion.java:145)
> at
> org.apache.activemq.broker.region.TopicRegion.addConsumer(TopicRegion.java:113)
> at
> org.apache.activemq.broker.region.RegionBroker.addConsumer(RegionBroker.java:296)
> at
> org.apache.activemq.broker.BrokerFilter.addConsumer(BrokerFilter.java:73)
> at
> org.apache.activemq.advisory.AdvisoryBroker.addConsumer(AdvisoryBroker.java:77)
> at
> org.apache.activemq.broker.BrokerFilter.addConsumer(BrokerFilter.java:73)
> at
> org.apache.activemq.broker.MutableBrokerFilter.addConsumer(MutableBrokerFilter.java:86)
> at
> org.apache.activemq.broker.AbstractConnection.processAddConsumer(AbstractConnection.java:427)
> at org.apache.activemq.command.ConsumerInfo.visit(ConsumerInfo.java:295)
> at
> org.apache.activemq.broker.AbstractConnection.service(AbstractConnection.java:201)
> at
> org.apache.activemq.broker.TransportConnection$1.onCommand(TransportConnection.java:62)
> at
> org.apache.activemq.transport.ResponseCorrelator.onCommand(ResponseCorrelator.java:97)
> at
> org.apache.activemq.transport.TransportFilter.onCommand(TransportFilter.java:63)
> at
> org.apache.activemq.transport.WireFormatNegotiator.onCommand(WireFormatNegotiator.java:114)
> at
> org.apache.activemq.transport.InactivityMonitor.onCommand(InactivityMonitor.java:122)
> at
> org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:87)
> at
> org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:143)
> at java.lang.Thread.run(Unknown Source)
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