java.lang.IllegalArgumentException: java.io.IOException: Bad file descriptor
   at gnu.java.nio.EpollSelectionKeyImpl.interestOps(EpollSelectionKeyImpl.java:102)
   at org.mortbay.io.nio.SelectChannelEndPoint.dispatch(SelectChannelEndPoint.java:124)
   at org.mortbay.io.nio.SelectChannelEndPoint.dispatch(SelectChannelEndPoint.java:64)
   at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:471)
   at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:166)
   at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
   at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:515)
   at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)
   at java.lang.VMThread.run(VMThread.java:123)
Caused by: java.io.IOException: Bad file descriptor
   at gnu.java.nio.EpollSelectorImpl.epoll_modify(EpollSelectorImpl.java)
   at gnu.java.nio.EpollSelectorImpl.epoll_modify(EpollSelectorImpl.java:313)
   at gnu.java.nio.EpollSelectionKeyImpl.interestOps(EpollSelectionKeyImpl.java:97)
   ...8 more
168904 [btpool0-9 - Acceptor0 SelectChannelConnector@0.0.0.0:8080] ERROR org.mortbay.log - EXCEPTION 
java.lang.IllegalArgumentException: channel already registered
   at gnu.java.nio.EpollSelectorImpl.register(EpollSelectorImpl.java:266)
   at java.nio.channels.spi.AbstractSelectableChannel.register(AbstractSelectableChannel.java:252)
   at java.nio.channels.SelectableChannel.register(SelectableChannel.java:114)
   at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:488)
   at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:166)
   at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
   at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:515)
   at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)
   at java.lang.VMThread.run(VMThread.java:123)
170743 [btpool0-8 - Acceptor1 SelectChannelConnector@0.0.0.0:8080] ERROR org.mortbay.log - EXCEPTION 
java.lang.IllegalArgumentException: channel already registered
   at gnu.java.nio.EpollSelectorImpl.register(EpollSelectorImpl.java:266)
   at java.nio.channels.spi.AbstractSelectableChannel.register(AbstractSelectableChannel.java:252)
   at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:351)
   at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:166)
   at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
   at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:515)
   at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)
   at java.lang.VMThread.run(VMThread.java:123)
170769 [btpool0-9 - Acceptor0 SelectChannelConnector@0.0.0.0:8080] ERROR org.mortbay.log - EXCEPTION 
java.lang.IllegalArgumentException: channel already registered
   at gnu.java.nio.EpollSelectorImpl.register(EpollSelectorImpl.java:266)
   at java.nio.channels.spi.AbstractSelectableChannel.register(AbstractSelectableChannel.java:252)
   at java.nio.channels.SelectableChannel.register(SelectableChannel.java:114)
   at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:488)
   at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:166)
   at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
   at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:515)
   at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)
   at java.lang.VMThread.run(VMThread.java:123)
171665 [btpool0-9 - Acceptor0 SelectChannelConnector@0.0.0.0:8080] ERROR org.mortbay.log - EXCEPTION 
java.lang.IllegalArgumentException: channel already registered
   at gnu.java.nio.EpollSelectorImpl.register(EpollSelectorImpl.java:266)
   at java.nio.channels.spi.AbstractSelectableChannel.register(AbstractSelectableChannel.java:252)
   at java.nio.channels.SelectableChannel.register(SelectableChannel.java:114)
   at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:488)
   at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:166)
   at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
   at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:515)
   at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)
   at java.lang.VMThread.run(VMThread.java:123)
172934 [btpool0-9 - Acceptor0 SelectChannelConnector@0.0.0.0:8080] ERROR org.mortbay.log - EXCEPTION 
java.lang.IllegalArgumentException: channel already registered
   at gnu.java.nio.EpollSelectorImpl.register(EpollSelectorImpl.java:266)
   at java.nio.channels.spi.AbstractSelectableChannel.register(AbstractSelectableChannel.java:252)
   at java.nio.channels.SelectableChannel.register(SelectableChannel.java:114)
   at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:488)
   at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:166)
   at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
   at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:515)
   at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)
   at java.lang.VMThread.run(VMThread.java:123)
173146 [btpool0-8 - Acceptor1 SelectChannelConnector@0.0.0.0:8080] ERROR org.mortbay.log - EXCEPTION 
java.lang.IllegalArgumentException: channel already registered
   at gnu.java.nio.EpollSelectorImpl.register(EpollSelectorImpl.java:266)
   at java.nio.channels.spi.AbstractSelectableChannel.register(AbstractSelectableChannel.java:252)
   at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:351)
   at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:166)
   at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
   at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:515)
   at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)
   at java.lang.VMThread.run(VMThread.java:123)
173188 [btpool0-9 - Acceptor0 SelectChannelConnector@0.0.0.0:8080] ERROR org.mortbay.log - EXCEPTION 
java.lang.IllegalArgumentException: channel already registered
   at gnu.java.nio.EpollSelectorImpl.register(EpollSelectorImpl.java:266)
   at java.nio.channels.spi.AbstractSelectableChannel.register(AbstractSelectableChannel.java:252)
   at java.nio.channels.SelectableChannel.register(SelectableChannel.java:114)
   at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:488)
   at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:166)
   at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
   at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:515)
   at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)
   at java.lang.VMThread.run(VMThread.java:123)
174170 [btpool0-9 - Acceptor0 SelectChannelConnector@0.0.0.0:8080] ERROR org.mortbay.log - EXCEPTION 
java.lang.IllegalArgumentException: channel already registered
   at gnu.java.nio.EpollSelectorImpl.register(EpollSelectorImpl.java:266)
   at java.nio.channels.spi.AbstractSelectableChannel.register(AbstractSelectableChannel.java:252)
   at java.nio.channels.SelectableChannel.register(SelectableChannel.java:114)
   at org.mortbay.io.nio.SelectorManager$SelectSet.doSelect(SelectorManager.java:488)
   at org.mortbay.io.nio.SelectorManager.doSelect(SelectorManager.java:166)
   at org.mortbay.jetty.nio.SelectChannelConnector.accept(SelectChannelConnector.java:124)
   at org.mortbay.jetty.AbstractConnector$Acceptor.run(AbstractConnector.java:515)
   at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)
   at java.lang.VMThread.run(VMThread.java:123)