Deadlock detected

- thread id 46 "NodeClassServer-8" is waiting to lock java.util.concurrent.locks.ReentrantLock$NonfairSync@78c08a93 which is held by thread id 32 "ClientClassServer-5"
- thread id 32 "ClientClassServer-5" is waiting to lock org.jppf.server.nio.classloader.ClassContext@28c9f6d4 which is held by thread id 45 "NodeClassServer-7"
- thread id 45 "NodeClassServer-7" is waiting to lock java.util.concurrent.locks.ReentrantLock$NonfairSync@78c08a93 which is held by thread id 32 "ClientClassServer-5" 

Stack trace information for the threads listed above

"NodeClassServer-8" - 46 - state: WAITING - blocked count: 34 - blocked time: 0 - wait count: 1450 - wait time: 0 
  at sun.misc.Unsafe.park(Native Method)
  - waiting on java.util.concurrent.locks.ReentrantLock$NonfairSync@78c08a93 
  at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186) 
  at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:834)  
  at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:867) 
  at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1197)
  at java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(ReentrantLock.java:214)  
  at java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:290)  
  at org.jppf.server.nio.StateTransitionManager.transitionChannel(StateTransitionManager.java:122) 
  at org.jppf.server.nio.StateTransitionManager.transitionChannel(StateTransitionManager.java:108)  
  at org.jppf.server.nio.classloader.ClassContext.processRequests(ClassContext.java:200)
  - locked org.jppf.server.nio.classloader.ClassContext@7283fa57
  at org.jppf.server.nio.classloader.ClassContext.addRequest(ClassContext.java:189)
  at org.jppf.server.nio.classloader.node.WaitingNodeRequestState.processDynamic(WaitingNodeRequestState.java:186)
  at org.jppf.server.nio.classloader.node.WaitingNodeRequestState.processResource(WaitingNodeRequestState.java:102)
  at org.jppf.server.nio.classloader.node.WaitingNodeRequestState.performTransition(WaitingNodeRequestState.java:77)
  at org.jppf.server.nio.classloader.node.WaitingNodeRequestState.performTransition(WaitingNodeRequestState.java:37) 
  at org.jppf.server.nio.StateTransitionTask.run(StateTransitionTask.java:82)
  - locked org.jppf.server.nio.SelectionKeyWrapper@36a8a07d 
  at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) 
  at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) 
  at java.util.concurrent.FutureTask.run(FutureTask.java:166) 
  at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
  at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
  at java.lang.Thread.run(Thread.java:722) 

  Locked ownable synchronizers:
  - java.util.concurrent.ThreadPoolExecutor$Worker@22753e7a 

"ClientClassServer-5" - 32 - state: BLOCKED - blocked count: 69 - blocked time: 0 - wait count: 420 - wait time: 0 
  at org.jppf.server.nio.classloader.ClassContext.processRequests(ClassContext.java:197)
  - waiting on org.jppf.server.nio.classloader.ClassContext@28c9f6d4  
  at org.jppf.server.nio.classloader.ClassContext.setState(ClassContext.java:92) 
  at org.jppf.server.nio.classloader.ClassContext.setState(ClassContext.java:42)  
  at org.jppf.server.nio.StateTransitionManager.transitionChannel(StateTransitionManager.java:138) 
  at org.jppf.server.nio.StateTransitionTask.run(StateTransitionTask.java:85)
  - locked org.jppf.server.nio.SelectionKeyWrapper@7c54f1b3 
  at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) 
  at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) 
  at java.util.concurrent.FutureTask.run(FutureTask.java:166)  
  at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) 
  at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) 
  at java.lang.Thread.run(Thread.java:722) 

  Locked ownable synchronizers:
  - java.util.concurrent.ThreadPoolExecutor$Worker@6fc620d9
  - java.util.concurrent.locks.ReentrantLock$NonfairSync@78c08a93 

"NodeClassServer-7" - 45 - state: WAITING - blocked count: 34 - blocked time: 0 - wait count: 1455 - wait time: 0 
  at sun.misc.Unsafe.park(Native Method)
  - waiting on java.util.concurrent.locks.ReentrantLock$NonfairSync@78c08a93   
  at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186) 
  at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:834)  
  at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:867)  
  at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1197)   
  at java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(ReentrantLock.java:214)  
  at java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:290)  
  at org.jppf.server.nio.StateTransitionManager.transitionChannel(StateTransitionManager.java:122)  
  at org.jppf.server.nio.StateTransitionManager.transitionChannel(StateTransitionManager.java:108)  
  at org.jppf.server.nio.classloader.ClassContext.processRequests(ClassContext.java:200)
  - locked org.jppf.server.nio.classloader.ClassContext@28c9f6d4 
  at org.jppf.server.nio.classloader.ClassContext.addRequest(ClassContext.java:189) 
  at org.jppf.server.nio.classloader.node.WaitingNodeRequestState.processDynamic(WaitingNodeRequestState.java:186)  
  at org.jppf.server.nio.classloader.node.WaitingNodeRequestState.processResource(WaitingNodeRequestState.java:102) 
  at org.jppf.server.nio.classloader.node.WaitingNodeRequestState.performTransition(WaitingNodeRequestState.java:77)  
  at org.jppf.server.nio.classloader.node.WaitingNodeRequestState.performTransition(WaitingNodeRequestState.java:37) 
  at org.jppf.server.nio.StateTransitionTask.run(StateTransitionTask.java:82)
  - locked org.jppf.server.nio.SelectionKeyWrapper@636bed37   
  at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)   
  at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)   
  at java.util.concurrent.FutureTask.run(FutureTask.java:166)   
  at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)   
  at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)   
  at java.lang.Thread.run(Thread.java:722) 

  Locked ownable synchronizers:
  - java.util.concurrent.ThreadPoolExecutor$Worker@737f7f6