[
https://issues.apache.org/jira/browse/ARTEMIS-502?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15256038#comment-15256038
]
ASF GitHub Bot commented on ARTEMIS-502:
----------------------------------------
Github user iweiss closed the pull request at:
https://github.com/apache/activemq-artemis/pull/484
> AMQ224044, error acknowledging message: java.lang.NullPointerException, can
> happen sometimes during load
> --------------------------------------------------------------------------------------------------------
>
> Key: ARTEMIS-502
> URL: https://issues.apache.org/jira/browse/ARTEMIS-502
> Project: ActiveMQ Artemis
> Issue Type: Bug
> Components: Broker
> Affects Versions: 1.0.0, 1.1.0, 1.2.0, 1.3.0
> Reporter: Ingo Weiss
>
> When under heavy load, the broker can sometimes log this NPE:
> {code}
> 04:53:44,897 ERROR [org.apache.activemq.artemis.core.server] (default I/O-4)
> AMQ224044: error acknowledging message: java.lang.NullPointerException
> at
> org.apache.activemq.artemis.core.server.impl.ServerConsumerImpl.removeReferenceByID(ServerConsumerImpl.java:796)
> at
> org.apache.activemq.artemis.core.server.impl.ServerConsumerImpl.individualAcknowledge(ServerConsumerImpl.java:726)
> at
> org.apache.activemq.artemis.core.server.impl.ServerSessionImpl.individualAcknowledge(ServerSessionImpl.java:738)
> at
> org.apache.activemq.artemis.core.protocol.core.ServerSessionPacketHandler.handlePacket(ServerSessionPacketHandler.java:408)
> at
> org.apache.activemq.artemis.core.protocol.core.impl.ChannelImpl.handlePacket(ChannelImpl.java:567)
> at
> org.apache.activemq.artemis.core.protocol.core.impl.RemotingConnectionImpl.doBufferReceived(RemotingConnectionImpl.java:349)
> at
> org.apache.activemq.artemis.core.protocol.core.impl.RemotingConnectionImpl.bufferReceived(RemotingConnectionImpl.java:331)
> at
> org.apache.activemq.artemis.core.remoting.server.impl.RemotingServiceImpl$DelegatingBufferHandler.bufferReceived(RemotingServiceImpl.java:605)
> at
> org.apache.activemq.artemis.core.remoting.impl.netty.ActiveMQChannelHandler.channelRead(ActiveMQChannelHandler.java:68)
> at
> io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
> at
> io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
> at
> io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:265)
> at
> io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
> at
> io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
> at
> io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:846)
> at
> org.xnio.netty.transport.AbstractXnioSocketChannel$ReadListener.handleEvent(AbstractXnioSocketChannel.java:435)
> at
> org.xnio.netty.transport.AbstractXnioSocketChannel$ReadListener.handleEvent(AbstractXnioSocketChannel.java:371)
> at
> org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:92)
> [xnio-api-3.3.4.Final-redhat-1.jar:3.3.4.Final-redhat-1]
> at
> org.xnio.conduits.ReadReadyHandler$ChannelListenerHandler.readReady(ReadReadyHandler.java:66)
> [xnio-api-3.3.4.Final-redhat-1.jar:3.3.4.Final-redhat-1]
> at org.xnio.nio.NioSocketConduit.handleReady(NioSocketConduit.java:88)
> [xnio-nio-3.3.4.Final-redhat-1.jar:3.3.4.Final-redhat-1]
> at org.xnio.nio.WorkerThread.run(WorkerThread.java:559)
> [xnio-nio-3.3.4.Final-redhat-1.jar:3.3.4.Final-redhat-1]
> {code}
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
