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java.nio.channels.ClosedChannelException: 	at java.nio.channels.spi.AbstractSelectableChannel.configureBlocking(AbstractSelectableChannel.java:252)	at oracle.oc4j.network.NIOServerSocketDriver$SelectorThreadTask.selectForRead(NIOServerSocketDriver.java:331)	at oracle.oc4j.network.NIOServerSocketDriver.selectForRead(NIOServerSocketDriver.java:58)	at oracle.oc4j.network.ServerSocketAcceptHandler.persistConnection(ServerSocketAcceptHandler.java:396)	at oracle.oc4j.network.ServerSocketAcceptHandler.endReadHandlerRun(ServerSocketAcceptHandler.java:416)	at oracle.oc4j.network.ServerSocketReadHandler$SafeRunnable.run(ServerSocketReadHandler.java:275)	at oracle.oc4j.network.ServerSocketAcceptHandler.procClientSocket(ServerSocketAcceptHandler.java:239)	at oracle.oc4j.network.ServerSocketAcceptHandler.access$700(ServerSocketAcceptHandler.java:34)	at oracle.oc4j.network.ServerSocketAcceptHandler$AcceptHandlerHorse.run(ServerSocketAcceptHandler.java:880)	at com.evermind.util.ReleasableResourcePooledExecutor$MyWorker.run(ReleasableResourcePooledExecutor.java:303)	at java.lang.Thread.run(Thread.java:619)