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Client 3.8.4+ with near cache gets java.lang.UnsupportedOperationException when connected to 3.7.x cluster #11343

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alparslanavci opened this issue Sep 12, 2017 · 1 comment

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@alparslanavci
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@alparslanavci alparslanavci commented Sep 12, 2017

When Java client 3.8.4+ is configured with near cache and connects to a 3.7.x cluster, it continously gets the following exception:

Caused by: java.lang.UnsupportedOperationException: Unrecognized client message received with type: 0x142
    at com.hazelcast.client.impl.protocol.task.NoSuchMessageTask.processMessage(NoSuchMessageTask.java:50)
    at com.hazelcast.client.impl.protocol.task.AbstractMessageTask.initializeAndProcessMessage(AbstractMessageTask.java:123)
    at com.hazelcast.client.impl.protocol.task.AbstractMessageTask.run(AbstractMessageTask.java:103)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
    at java.lang.Thread.run(Thread.java:745)
    at com.hazelcast.util.executor.HazelcastManagedThread.executeRun(HazelcastManagedThread.java:76)
    at com.hazelcast.util.executor.HazelcastManagedThread.run(HazelcastManagedThread.java:92)
    at ------ submitted from ------.(Unknown Source)
    at com.hazelcast.client.spi.impl.ClientInvocationFuture.resolveAndThrowIfException(ClientInvocationFuture.java:95)
    ... 17 more

The operations are working as expected, but this is exception is thrown continuously.

@ahmetmircik
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@ahmetmircik ahmetmircik commented Sep 12, 2017

Further clarification: this is a new regression in version 3.8.4, 3.8.3 is working as expected, means no exception is thrown.

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