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java.lang.NullPointerException: 	at com.rabbitmq.client.impl.recovery.AutorecoveringChannel.getChannelNumber(AutorecoveringChannel.java:49)	at ExtendedExceptionHandler.handleChannelRecoveryException(ExtendedExceptionHandler.java:118)	at com.rabbitmq.client.impl.recovery.AutorecoveringConnection.recoverChannels(AutorecoveringConnection.java:403)	at com.rabbitmq.client.impl.recovery.AutorecoveringConnection.beginAutomaticRecovery(AutorecoveringConnection.java:363)	at com.rabbitmq.client.impl.recovery.AutorecoveringConnection.access$000(AutorecoveringConnection.java:48)	at com.rabbitmq.client.impl.recovery.AutorecoveringConnection$1.shutdownCompleted(AutorecoveringConnection.java:345)	at com.rabbitmq.client.impl.ShutdownNotifierComponent.notifyListeners(ShutdownNotifierComponent.java:75)	at com.rabbitmq.client.impl.AMQConnection$MainLoop.run(AMQConnection.java:572)	at java.lang.Thread.run(Thread.java:662)