java.lang.NullPointerException

GitHub | electrum | 9 months ago
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  1. 0

    NPE in Raptor ShardCompactionManager

    GitHub | 9 months ago | electrum
    java.lang.NullPointerException
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  3. 0

    GitHub comment 349#252739822

    GitHub | 7 months ago | digitalbuddha
    java.lang.NullPointerException
  4. 0

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

    GitHub | 3 years ago | kenwenzel
    java.lang.NullPointerException

  1. arturgajowy 1 times, last 1 month ago
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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