java.lang.NullPointerException

GitHub | marmrk | 2 months ago
  1. 0

    Occasional NullPointerException for a semaphore release operation

    GitHub | 2 months ago | marmrk
    java.lang.NullPointerException
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  3. 0

    SEVERE exception when adding a node to a 2 nodes cluster under heavy load

    Google Groups | 3 years ago | Patrizio Munzi
    java.lang.NullPointerException
  4. 0

    Re: NPE at com.hazelcast.query.MapIndexService.remove during CONCURRENT_MAP_REMOVE

    Google Groups | 4 years ago | Talip Ozturk
    java.lang.NullPointerException

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.hazelcast.impl.ConcurrentMapManager$SemaphoreOperationHandler.doResponse()
    2. hazelcast
      ClusterService.run
      1. com.hazelcast.impl.ConcurrentMapManager$SemaphoreOperationHandler.doResponse(ConcurrentMapManager.java:3431)
      2. com.hazelcast.impl.ConcurrentMapManager$SemaphoreOperationHandler.onNoTimeToSchedule(ConcurrentMapManager.java:3424)
      3. com.hazelcast.impl.ConcurrentMapManager$7.onExpire(ConcurrentMapManager.java:4106)
      4. com.hazelcast.impl.ConcurrentMapManager$SemaphoreOperationHandler.doResponse(ConcurrentMapManager.java:3449)
      5. com.hazelcast.impl.ConcurrentMapManager$SemaphoreReleaseOperationHandler.doSemaphoreOperation(ConcurrentMapManager.java:3539)
      6. com.hazelcast.impl.ConcurrentMapManager$SemaphoreOperationHandler.doOperation(ConcurrentMapManager.java:3419)
      7. com.hazelcast.impl.ConcurrentMapManager$SemaphoreOperationHandler.handle(ConcurrentMapManager.java:3395)
      8. com.hazelcast.impl.BaseManager$TargetAwareOperationHandler.process(BaseManager.java:292)
      9. com.hazelcast.cluster.ClusterService.processPacket(ClusterService.java:175)
      10. com.hazelcast.cluster.ClusterService.dequeuePackets(ClusterService.java:225)
      11. com.hazelcast.cluster.ClusterService.run(ClusterService.java:190)
      11 frames
    3. Java RT
      Thread.run
      1. java.lang.Thread.run(Unknown Source)
      1 frame