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Exception in thread "ofppool-36" java.util.NoSuchElementException: org.opendaylight.openflowjava.protocol.impl.core.connection.OutboundQueueManager
	at io.netty.channel.DefaultChannelPipeline.getContextOrDie(DefaultChannelPipeline.java:1031)
	at io.netty.channel.DefaultChannelPipeline.remove(DefaultChannelPipeline.java:366)
	at org.opendaylight.openflowjava.protocol.impl.core.connection.ConnectionAdapterImpl$1.removeRegistration(ConnectionAdapterImpl.java:247)
	at org.opendaylight.yangtools.concepts.AbstractRegistration.close(AbstractRegistration.java:65)
	at org.opendaylight.openflowplugin.impl.connection.ConnectionContextImpl.unregisterOutboundQueue(ConnectionContextImpl.java:204)
	at org.opendaylight.openflowplugin.impl.connection.ConnectionContextImpl.disconnectDevice(ConnectionContextImpl.java:160)
	at org.opendaylight.openflowplugin.impl.connection.ConnectionContextImpl.closeConnection(ConnectionContextImpl.java:113)
	at org.opendaylight.openflowplugin.impl.connection.listener.SystemNotificationsListenerImpl.executeOnSwitchIdleEvent(SystemNotificationsListenerImpl.java:136)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:840)