I get this exception periodically in the broker log (am using v 4.1.1 of ActiveMQ) and am not sure why it is happening or what is causing it (I have a pure Master/Slave configuration):
ERROR MasterBroker - Slave Failed java.lang.AssertionError: Unsupported Method at org.apache.activemq.transport.TransportSupport.request(TransportSupport.java:71) at org.apache.activemq.transport.TransportFilter.request(TransportFilter.java:88) at org.apache.activemq.transport.TransportFilter.request(TransportFilter.java:88) at org.apache.activemq.transport.MutexTransport.request(MutexTransport.java:54) at org.apache.activemq.broker.ft.MasterBroker.sendSyncToSlave(MasterBroker.java:363) at org.apache.activemq.broker.ft.MasterBroker.sendToSlave(MasterBroker.java:333) at org.apache.activemq.broker.ft.MasterBroker.send(MasterBroker.java:307) at org.apache.activemq.broker.MutableBrokerFilter.send(MutableBrokerFilter.java:136) at org.apache.activemq.broker.TransportConnection.processMessage(TransportConnection.java:498) at org.apache.activemq.command.ActiveMQMessage.visit(ActiveMQMessage.java:604) at org.apache.activemq.broker.TransportConnection.service(TransportConnection.java:294) at org.apache.activemq.broker.TransportConnection$1.onCommand(TransportConnection.java:185) at org.apache.activemq.transport.TransportFilter.onCommand(TransportFilter.java:65) at org.apache.activemq.transport.WireFormatNegotiator.onCommand(WireFormatNegotiator.java:133) at org.apache.activemq.transport.InactivityMonitor.onCommand(InactivityMonitor.java:122) at org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:84) at org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:137) at java.lang.Thread.run(Thread.java:595) ERROR MasterBroker - Slave Failed java.lang.AssertionError: Unsupported Method at org.apache.activemq.transport.TransportSupport.request(TransportSupport.java:71) at org.apache.activemq.transport.TransportFilter.request(TransportFilter.java:88) at org.apache.activemq.transport.TransportFilter.request(TransportFilter.java:88) at org.apache.activemq.transport.MutexTransport.request(MutexTransport.java:54) at org.apache.activemq.broker.ft.MasterBroker.sendSyncToSlave(MasterBroker.java:363) at org.apache.activemq.broker.ft.MasterBroker.sendToSlave(MasterBroker.java:333) at org.apache.activemq.broker.ft.MasterBroker.send(MasterBroker.java:307) at org.apache.activemq.broker.MutableBrokerFilter.send(MutableBrokerFilter.java:136) at org.apache.activemq.broker.TransportConnection.processMessage(TransportConnection.java:498) at org.apache.activemq.command.ActiveMQMessage.visit(ActiveMQMessage.java:604) at org.apache.activemq.broker.TransportConnection.service(TransportConnection.java:294) at org.apache.activemq.broker.TransportConnection$1.onCommand(TransportConnection.java:185) at org.apache.activemq.transport.TransportFilter.onCommand(TransportFilter.java:65) at org.apache.activemq.transport.WireFormatNegotiator.onCommand(WireFormatNegotiator.java:133) at org.apache.activemq.transport.InactivityMonitor.onCommand(InactivityMonitor.java:122) at org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:84) at org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:137) at java.lang.Thread.run(Thread.java:595) -- View this message in context: http://www.nabble.com/Why-does-this-Exception-happen-periodically-in-the-broker-tf3683413s2354.html#a10295288 Sent from the ActiveMQ - User mailing list archive at Nabble.com.