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https://issues.apache.org/jira/browse/ARTEMIS-805?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15582440#comment-15582440
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Tomas Hofman commented on ARTEMIS-805:
--------------------------------------
PR: https://github.com/rh-messaging/jboss-activemq-artemis/pull/122
> ClassCastException: SessionBindingQueryResponseMessage_V2 cannot be cast to
> SessionBindingQueryResponseMessage_V3
> -----------------------------------------------------------------------------------------------------------------
>
> Key: ARTEMIS-805
> URL: https://issues.apache.org/jira/browse/ARTEMIS-805
> Project: ActiveMQ Artemis
> Issue Type: Bug
> Affects Versions: 1.4.0
> Reporter: Tomas Hofman
>
> If Artemis 1.4.0 standalone JMS client tries to connect to 1.1.0 server then
> ClassCastException is trhown during creating of producer on session.
> Client logs following error:
> {code}
> WARN: AMQ212052: Packet
> PACKET(SessionBindingQueryResponseMessage_V2)[type=-8, channelID=15,
> packetObject=SessionBindingQueryResponseMessage_V2, exists=true,
> queueNames=[jms.queue.InQueue], autoCreateJmsQueues=false] was answered out
> of sequence due to a previous server timeout and it's being ignored
> java.lang.Exception: trace
> at
> org.apache.activemq.artemis.core.protocol.core.impl.ChannelImpl.sendBlocking(ChannelImpl.java:386)
> at
> org.apache.activemq.artemis.core.protocol.core.impl.ChannelImpl.sendBlocking(ChannelImpl.java:307)
> at
> org.apache.activemq.artemis.core.protocol.core.impl.ActiveMQSessionContext.addressQuery(ActiveMQSessionContext.java:296)
> at
> org.apache.activemq.artemis.core.client.impl.ClientSessionImpl.addressQuery(ClientSessionImpl.java:360)
> at
> org.apache.activemq.artemis.jms.client.ActiveMQSession.createProducer(ActiveMQSession.java:305)
> at ProducerTransSession.run(ProducerTransSession.java:53)
> Producer got exception and ended:java.lang.ClassCastException:
> org.apache.activemq.artemis.core.protocol.core.impl.wireformat.SessionBindingQueryResponseMessage_V2
> cannot be cast to
> org.apache.activemq.artemis.core.protocol.core.impl.wireformat.SessionBindingQueryResponseMessage_V3
> {code}
> This is breaking backward compatibility of JMS clients.
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