java.util.ConcurrentModificationException

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Solutions on the web4703

  • This exception has no message.
  • via Coderanch by Joe Jose, 6 months ago
    This exception has no message.
  • via Coderanch by Em Aiy, 8 months ago
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  • Stack trace

    • java.util.ConcurrentModificationException at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1115) at java.util.TreeMap$KeyIterator.next(TreeMap.java:1169) at org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue.collectSchedulerApplications(LeafQueue.java:1618) at org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.getAppsInQueue(CapacityScheduler.java:1119) at org.apache.hadoop.yarn.server.resourcemanager.ClientRMService.getQueueInfo(ClientRMService.java:798) at org.apache.hadoop.yarn.api.impl.pb.service.ApplicationClientProtocolPBServiceImpl.getQueueInfo(ApplicationClientProtocolPBServiceImpl.java:234) at org.apache.hadoop.yarn.proto.ApplicationClientProtocol$ApplicationClientProtocolService$2.callBlockingMethod(ApplicationClientProtocol.java:333) at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:585) at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:928) at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2013) at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2009) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:415) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1614) at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2007)

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