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Unable to establish loopback connection
java.io.IOException: Unable to establish loopback connection	at sun.nio.ch.PipeImpl$Initializer.run(Unknown Source)	at java.security.AccessController.doPrivileged(Native Method)	at sun.nio.ch.PipeImpl.(Unknown Source)	at sun.nio.ch.SelectorProviderImpl.openPipe(Unknown Source)	at java.nio.channels.Pipe.open(Unknown Source)	at sun.nio.ch.WindowsSelectorImpl.(Unknown Source)	at sun.nio.ch.WindowsSelectorProvider.openSelector(Unknown Source)	at java.nio.channels.Selector.open(Unknown Source)