java.io.IOException: Unable to establish loopback connection

Oracle Community | 840714 | 6 years ago
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Root Cause Analysis

  1. java.net.ConnectException

    Connection refused: connect

    at sun.nio.ch.Net.connect()
  2. Java RT
    Selector.open
    1. sun.nio.ch.Net.connect(Native Method)
    2. sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:500)
    3. java.nio.channels.SocketChannel.open(SocketChannel.java:146)
    4. sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:78)
    5. java.security.AccessController.doPrivileged(Native Method)
    6. sun.nio.ch.PipeImpl.<init>(PipeImpl.java:122)
    7. sun.nio.ch.SelectorProviderImpl.openPipe(SelectorProviderImpl.java:27)
    8. java.nio.channels.Pipe.open(Pipe.java:133)
    9. sun.nio.ch.WindowsSelectorImpl.<init>(WindowsSelectorImpl.java:104)
    10. sun.nio.ch.WindowsSelectorProvider.openSelector(WindowsSelectorProvider.java:26)
    11. java.nio.channels.Selector.open(Selector.java:209)
    11 frames
  3. Grizzly WS
    SelectorHandlerRunner.run
    1. com.sun.grizzly.util.Utils.openSelector(Utils.java:100)
    2. com.sun.grizzly.TCPSelectorHandler.initSelector(TCPSelectorHandler.java:399)
    3. com.sun.grizzly.TCPSelectorHandler.preSelect(TCPSelectorHandler.java:379)
    4. com.sun.grizzly.SelectorHandlerRunner.doSelect(SelectorHandlerRunner.java:183)
    5. com.sun.grizzly.SelectorHandlerRunner.run(SelectorHandlerRunner.java:130)
    5 frames
  4. Java RT
    Thread.run
    1. java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
    2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
    3. java.lang.Thread.run(Thread.java:662)
    3 frames