java.lang.NullPointerException

Stack Overflow | kiaka | 3 months ago
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    Error TaskSetManager

    Stack Overflow | 3 months ago | kiaka
    java.lang.NullPointerException
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    Job fails on loading com.databricks.spark.csv in SparkR shell - Code Help

    codehelpnet.com | 1 year ago
    java.lang.NullPointerException
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    Job fails on loading com.databricks.spark.csv in SparkR shell

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    java.lang.NullPointerException
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at java.lang.ProcessBuilder.start()
  2. Java RT
    ProcessBuilder.start
    1. java.lang.ProcessBuilder.start(Unknown Source)
    1 frame
  3. Hadoop
    FileUtil.chmod
    1. org.apache.hadoop.util.Shell.runCommand(Shell.java:483)
    2. org.apache.hadoop.util.Shell.run(Shell.java:456)
    3. org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:722)
    4. org.apache.hadoop.fs.FileUtil.chmod(FileUtil.java:873)
    5. org.apache.hadoop.fs.FileUtil.chmod(FileUtil.java:853)
    5 frames
  4. Spark
    Executor$$anonfun$org$apache$spark$executor$Executor$$updateDependencies$5.apply
    1. org.apache.spark.util.Utils$.fetchFile(Utils.scala:471)
    2. org.apache.spark.executor.Executor$$anonfun$org$apache$spark$executor$Executor$$updateDependencies$5.apply(Executor.scala:488)
    3. org.apache.spark.executor.Executor$$anonfun$org$apache$spark$executor$Executor$$updateDependencies$5.apply(Executor.scala:480)
    3 frames
  5. Scala
    TraversableLike$WithFilter.foreach
    1. scala.collection.TraversableLike$WithFilter$$anonfun$foreach$1.apply(TraversableLike.scala:733)
    2. scala.collection.mutable.HashMap$$anonfun$foreach$1.apply(HashMap.scala:99)
    3. scala.collection.mutable.HashMap$$anonfun$foreach$1.apply(HashMap.scala:99)
    4. scala.collection.mutable.HashTable$class.foreachEntry(HashTable.scala:230)
    5. scala.collection.mutable.HashMap.foreachEntry(HashMap.scala:40)
    6. scala.collection.mutable.HashMap.foreach(HashMap.scala:99)
    7. scala.collection.TraversableLike$WithFilter.foreach(TraversableLike.scala:732)
    7 frames
  6. Spark
    Executor$TaskRunner.run
    1. org.apache.spark.executor.Executor.org$apache$spark$executor$Executor$$updateDependencies(Executor.scala:480)
    2. org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:252)
    2 frames
  7. Java RT
    Thread.run
    1. java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
    2. java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
    3. java.lang.Thread.run(Unknown Source)
    3 frames