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https://issues.apache.org/activemq/browse/AMQ-2043?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rob Davies reassigned AMQ-2043:
-------------------------------
Assignee: Rob Davies
> Async error occurred: java.lang.NullPointerException
> ----------------------------------------------------
>
> Key: AMQ-2043
> URL: https://issues.apache.org/activemq/browse/AMQ-2043
> Project: ActiveMQ
> Issue Type: Bug
> Components: Broker
> Affects Versions: 5.2.0
> Environment: ActiveMQ 5.2
> Reporter: Jingqi Xu
> Assignee: Rob Davies
> Fix For: 5.3.0
>
>
> I got the following error in activemq.log, ActiveMQ's version is 5.2.0. I
> found that this kind of exception usually occurs during the reconnection
>
> 2008-12-10 21:44:04,485 [.15.2.125:47814] ERROR Service
> - Async error occurred: java.lang.NullPointerException
> java.lang.NullPointerException
> at
> org.apache.activemq.broker.region.TopicSubscription.acknowledge(TopicSubscription.java:221)
> at
> org.apache.activemq.broker.region.AbstractRegion.acknowledge(AbstractRegion.java:373)
> at
> org.apache.activemq.broker.region.RegionBroker.acknowledge(RegionBroker.java:462)
> at
> org.apache.activemq.broker.TransactionBroker.acknowledge(TransactionBroker.java:194)
> at
> org.apache.activemq.broker.BrokerFilter.acknowledge(BrokerFilter.java:74)
> at
> org.apache.activemq.broker.BrokerFilter.acknowledge(BrokerFilter.java:74)
> at
> org.apache.activemq.broker.MutableBrokerFilter.acknowledge(MutableBrokerFilter.java:85)
> at
> org.apache.activemq.broker.TransportConnection.processMessageAck(TransportConnection.java:456)
> at org.apache.activemq.command.MessageAck.visit(MessageAck.java:205)
> at
> org.apache.activemq.broker.TransportConnection.service(TransportConnection.java:305)
> at
> org.apache.activemq.broker.TransportConnection$1.onCommand(TransportConnection.java:179)
> at
> org.apache.activemq.transport.TransportFilter.onCommand(TransportFilter.java:68)
> at
> org.apache.activemq.transport.WireFormatNegotiator.onCommand(WireFormatNegotiator.java:143)
> at
> org.apache.activemq.transport.InactivityMonitor.onCommand(InactivityMonitor.java:206)
> at
> org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:84)
> at
> org.apache.activemq.transport.tcp.TcpTransport.doRun(TcpTransport.java:203)
> at
> org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:185)
> at java.lang.Thread.run(Thread.java:619)
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