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Posted to issues@activemq.apache.org by "Abhi (JIRA)" <ji...@apache.org> on 2017/03/10 10:37:04 UTC

[jira] [Created] (AMQ-6622) Unmatched acknowledge: MessageAckExpected - message count (1) differs from count in dispatched-list (2)

Abhi created AMQ-6622:
-------------------------

             Summary: Unmatched acknowledge: MessageAckExpected -  message count (1) differs from count in dispatched-list (2)
                 Key: AMQ-6622
                 URL: https://issues.apache.org/jira/browse/AMQ-6622
             Project: ActiveMQ
          Issue Type: Bug
          Components: Broker
    Affects Versions: 5.14.4
         Environment: ActiveMQ v5.14.4, Linux, STOMP consumer
            Reporter: Abhi


Observed below exceptions in STOMP consumer after failover.
The consumer continued to receive messages but this exception kept coming and when the master activemq instance took over after another failover, all the messages were redelivered and below warning went away.

Exception:

[20170310 00:24:22:092 stomp_client.py:82 ERROR] Received an error: org.apache.activemq.transport.stomp.ProtocolException: Unexpected ACK received for message-id [ID:diogenes31.nyc.deshaw.com-41001-1489085659582-1:4:-1:1:1]
            at org.apache.activemq.transport.stomp.ProtocolConverter.onStompAck(ProtocolConverter.java:475)
            at org.apache.activemq.transport.stomp.ProtocolConverter.onStompCommand(ProtocolConverter.java:250)
            at org.apache.activemq.transport.stomp.StompTransportFilter.onCommand(StompTransportFilter.java:85)
            at org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:83)
            at org.apache.activemq.transport.stomp.StompCodec.processCommand(StompCodec.java:129)
            at org.apache.activemq.transport.stomp.StompCodec.parse(StompCodec.java:100)
            at org.apache.activemq.transport.stomp.StompNIOTransport.processBuffer(StompNIOTransport.java:136)
            at org.apache.activemq.transport.stomp.StompNIOTransport.serviceRead(StompNIOTransport.java:121)
            at org.apache.activemq.transport.stomp.StompNIOTransport.access$000(StompNIOTransport.java:44)
            at org.apache.activemq.transport.stomp.StompNIOTransport$1.onSelect(StompNIOTransport.java:73)
            at org.apache.activemq.transport.nio.SelectorSelection.onSelect(SelectorSelection.java:98)
            at org.apache.activemq.transport.nio.SelectorWorker$1.run(SelectorWorker.java:118)
            at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
            at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
            at java.lang.Thread.run(Thread.java:745)
 
[20170310 00:24:22:096 stomp_client.py:82 ERROR] Received an error: javax.jms.JMSException: Unmatched acknowledge: MessageAck {commandId = 5, responseRequired = false, ackType = 2, consumerId = ID:diogenes31.nyc.deshaw.com-41001-1489085659582-1:9:-1:1, firstMessageId = null, lastMessageId = ID:diogenes31.nyc.deshaw.com-41001-1489085659582-1:4:-1:1:2, destination = topic://run1.topic.0, transactionId = null, messageCount = 1, poisonCause = null}; Expected message count (1) differs from count in dispatched-list (2)
            at org.apache.activemq.broker.region.PrefetchSubscription.assertAckMatchesDispatched(PrefetchSubscription.java:520)
            at org.apache.activemq.broker.region.PrefetchSubscription.acknowledge(PrefetchSubscription.java:212)
            at org.apache.activemq.broker.region.AbstractRegion.acknowledge(AbstractRegion.java:528)
            at org.apache.activemq.broker.region.RegionBroker.acknowledge(RegionBroker.java:484)
            at org.apache.activemq.broker.BrokerFilter.acknowledge(BrokerFilter.java:88)
            at org.apache.activemq.broker.TransactionBroker.acknowledge(TransactionBroker.java:276)
            at org.apache.activemq.broker.BrokerFilter.acknowledge(BrokerFilter.java:88)
            at org.apache.activemq.broker.MutableBrokerFilter.acknowledge(MutableBrokerFilter.java:98)
            at org.apache.activemq.broker.util.LoggingBrokerPlugin.acknowledge(LoggingBrokerPlugin.java:162)
            at org.apache.activemq.broker.MutableBrokerFilter.acknowledge(MutableBrokerFilter.java:98)
            at deshaw.tools.jms.ActiveMQLoggingPlugin.acknowledge(ActiveMQLoggingPlugin.java:453)
            at org.apache.activemq.broker.MutableBrokerFilter.acknowledge(MutableBrokerFilter.java:98)
            at org.apache.activemq.broker.TransportConnection.processMessageAck(TransportConnection.java:590)
            at org.apache.activemq.command.MessageAck.visit(MessageAck.java:245)
            at org.apache.activemq.broker.TransportConnection.service(TransportConnection.java:336)
            at org.apache.activemq.broker.TransportConnection$1.onCommand(TransportConnection.java:200)
            at org.apache.activemq.transport.MutexTransport.onCommand(MutexTransport.java:45)
            at org.apache.activemq.transport.AbstractInactivityMonitor.onCommand(AbstractInactivityMonitor.java:301)
            at org.apache.activemq.transport.stomp.StompTransportFilter.sendToActiveMQ(StompTransportFilter.java:97)
            at org.apache.activemq.transport.stomp.ProtocolConverter.sendToActiveMQ(ProtocolConverter.java:202)
            at org.apache.activemq.transport.stomp.ProtocolConverter.onStompAck(ProtocolConverter.java:456)
            at org.apache.activemq.transport.stomp.ProtocolConverter.onStompCommand(ProtocolConverter.java:250)
            at org.apache.activemq.transport.stomp.StompTransportFilter.onCommand(StompTransportFilter.java:85)
            at org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:83)
            at org.apache.activemq.transport.stomp.StompCodec.processCommand(StompCodec.java:129)
            at org.apache.activemq.transport.stomp.StompCodec.parse(StompCodec.java:100)
            at org.apache.activemq.transport.stomp.StompNIOTransport.processBuffer(StompNIOTransport.java:136)
            at org.apache.activemq.transport.stomp.StompNIOTransport.serviceRead(StompNIOTransport.java:121)
            at org.apache.activemq.transport.stomp.StompNIOTransport.access$000(StompNIOTransport.java:44)
            at org.apache.activemq.transport.stomp.StompNIOTransport$1.onSelect(StompNIOTransport.java:73)
            at org.apache.activemq.transport.nio.SelectorSelection.onSelect(SelectorSelection.java:98)
            at org.apache.activemq.transport.nio.SelectorWorker$1.run(SelectorWorker.java:118)
            at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
            at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
            at java.lang.Thread.run(Thread.java:745)



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