java.lang.UnsupportedOperationException: This should never be called

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java.lang.UnsupportedOperationException: This should never be called
at org.springframework.integration.ip.tcp.connection.CachingClientConnectionFactory$2.onMessage(CachingClientConnectionFactory.java:322)
at org.springframework.integration.ip.tcp.connection.TcpNioConnection.sendToChannel(TcpNioConnection.java:357)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)

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