java.lang.NullPointerException

GitHub | electrum | 3 months ago
  1. 0

    NPE in Raptor ShardCompactionManager

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

    Bad error message for invalid type

    GitHub | 2 years ago | electrum
    java.lang.NullPointerException
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  4. 0

    GitHub comment 349#252739822

    GitHub | 2 months ago | digitalbuddha
    java.lang.NullPointerException
  5. 0

    Using a boolean action variable for guarding rules fails with a NPE

    GitHub | 2 years ago | kenwenzel
    java.lang.NullPointerException

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.google.common.base.Preconditions.checkNotNull()
    2. Guava
      ImmutableList$Builder.add
      1. com.google.common.base.Preconditions.checkNotNull(Preconditions.java:210)
      2. com.google.common.collect.ImmutableCollection$ArrayBasedBuilder.add(ImmutableCollection.java:339)
      3. com.google.common.collect.ImmutableList$Builder.add(ImmutableList.java:652)
      3 frames
    3. com.facebook.presto
      ShardCompactionManager.lambda$startDiscovery$0
      1. com.facebook.presto.raptor.storage.organization.ShardOrganizerUtil.getShardRange(ShardOrganizerUtil.java:231)
      2. com.facebook.presto.raptor.storage.organization.ShardOrganizerUtil.toShardIndexInfo(ShardOrganizerUtil.java:118)
      3. com.facebook.presto.raptor.storage.organization.ShardCompactionManager.filterAndCreateCompactionSets(ShardCompactionManager.java:199)
      4. com.facebook.presto.raptor.storage.organization.ShardCompactionManager.discoverShards(ShardCompactionManager.java:174)
      5. com.facebook.presto.raptor.storage.organization.ShardCompactionManager.lambda$startDiscovery$0(ShardCompactionManager.java:151)
      5 frames
    4. Java RT
      Thread.run
      1. java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
      2. java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
      3. java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
      4. java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
      5. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      6. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      7. java.lang.Thread.run(Thread.java:745)
      7 frames