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Posted to issues@activemq.apache.org by "Justin Bertram (Jira)" <ji...@apache.org> on 2025/02/26 14:50:00 UTC
[jira] [Resolved] (ARTEMIS-5164) AMQ222225: Sending unexpected exception to the client.Message count failure
[ https://issues.apache.org/jira/browse/ARTEMIS-5164?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Justin Bertram resolved ARTEMIS-5164.
-------------------------------------
Resolution: Fixed
> AMQ222225: Sending unexpected exception to the client.Message count failure
> ---------------------------------------------------------------------------
>
> Key: ARTEMIS-5164
> URL: https://issues.apache.org/jira/browse/ARTEMIS-5164
> Project: ActiveMQ Artemis
> Issue Type: Bug
> Affects Versions: 2.35.0
> Environment: <cluster-connections>
> <cluster-connection name="mccon">
> <connection-ttl>60000</connection-ttl>
> <call-timeout>5000</call-timeout>
> <retry-interval>500</retry-interval>
> <retry-interval-multiplier>1.0</retry-interval-multiplier>
> <max-retry-interval>5000</max-retry-interval>
> <initial-connect-attempts>-1</initial-connect-attempts>
> <reconnect-attempts>-1</reconnect-attempts>
> <forward-when-no-consumers>false</forward-when-no-consumers>
> <connector-ref>artemis</connector-ref>
> <message-load-balancing>ON_DEMAND</message-load-balancing>
> <max-hops>1</max-hops>
> <static-connectors>
> <connector-ref>node0</connector-ref>
> <connector-ref>node1</connector-ref>
> <connector-ref>node2</connector-ref>
>
> </static-connectors>
> </cluster-connection>
> </cluster-connections>
> Reporter: jjmarin
> Assignee: Clebert Suconic
> Priority: Major
> Labels: pull-request-available
> Fix For: 2.40.0
>
> Attachments: ErrorConsumers1.PNG, ErrorConsumers2.PNG, artemis.log, broker.xml
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> Testing by sending a lot of messages by brokers, about 200,000. We have noticed that the count of messages in the queue is broken. When we finished consuming messages the website showed us that we had 22 messages. We checked if they were scheduled and using the Jolokia API. It told us that we had no scheduled messages.
> Checking the log we see that there are 22 instances of {{NullPointerException}} with:
> {noformat}
> WARN [org.apache.activemq.artemis.core.server] AMQ222225: Sending unexpected exception to the client
> java.lang.NullPointerException: Cannot invoke "org.apache.activemq.artemis.core.server.MessageReference.getSequence()" because "o1" is null
> at org.apache.activemq.artemis.core.server.impl.MessageReferenceImpl$MessageReferenceComparatorSequence.compare(MessageReferenceImpl.java:50) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.server.impl.MessageReferenceImpl$MessageReferenceComparatorSequence.compare(MessageReferenceImpl.java:42) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.utils.collections.LinkedListImpl.scanLeft(LinkedListImpl.java:286) ~[artemis-commons-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.utils.collections.LinkedListImpl.addSorted(LinkedListImpl.java:248) ~[artemis-commons-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.utils.collections.PriorityLinkedListImpl.addSorted(PriorityLinkedListImpl.java:93) ~[artemis-commons-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.server.impl.QueueImpl.internalAddSorted(QueueImpl.java:3069) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.server.impl.QueueImpl.addSorted(QueueImpl.java:1180) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.server.impl.QueueImpl.addSorted(QueueImpl.java:1215) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.server.impl.QueueImpl.postRollback(QueueImpl.java:4247) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.server.impl.RefsOperation.afterRollback(RefsOperation.java:131) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.transaction.impl.TransactionImpl.afterRollback(TransactionImpl.java:600) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.transaction.impl.TransactionImpl$4.done(TransactionImpl.java:436) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.persistence.impl.journal.OperationContextImpl.executeOnCompletion(OperationContextImpl.java:226) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.persistence.impl.journal.OperationContextImpl.executeOnCompletion(OperationContextImpl.java:168) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.persistence.impl.journal.AbstractJournalStorageManager.afterCompleteOperations(AbstractJournalStorageManager.java:352) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.transaction.impl.TransactionImpl.internalRollback(TransactionImpl.java:427) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.transaction.impl.TransactionImpl.rollback(TransactionImpl.java:400) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.server.impl.ServerConsumerImpl.close(ServerConsumerImpl.java:594) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.server.impl.ServerSessionImpl.closeConsumer(ServerSessionImpl.java:1765) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.protocol.core.ServerSessionPacketHandler.slowPacketHandler(ServerSessionPacketHandler.java:627) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.core.protocol.core.ServerSessionPacketHandler.onMessagePacket(ServerSessionPacketHandler.java:319) ~[artemis-server-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.utils.actors.Actor.doTask(Actor.java:32) ~[artemis-commons-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.utils.actors.ProcessorBase.executePendingTasks(ProcessorBase.java:68) ~[artemis-commons-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.utils.actors.OrderedExecutor.doTask(OrderedExecutor.java:57) ~[artemis-commons-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.utils.actors.OrderedExecutor.doTask(OrderedExecutor.java:32) ~[artemis-commons-2.35.0.jar:2.35.0]
> at org.apache.activemq.artemis.utils.actors.ProcessorBase.executePendingTasks(ProcessorBase.java:68) ~[artemis-commons-2.35.0.jar:2.35.0]
> at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144) [?:?]
> at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642) [?:?]
> at org.apache.activemq.artemis.utils.ActiveMQThreadFactory$1.run(ActiveMQThreadFactory.java:118) [artemis-commons-2.35.0.jar:2.35.0]{noformat}
> We understand that this is related and we haven't found out why it happens. Any ideas?
>
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