java.lang.Exception: java.lang.NullPointerException

hadoop-general | Gao, Jie (Kyrie, HPIT-DS-CDC) | 3 years ago
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    java.lang.Exception: java.lang.NullPointerException
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.apache.hadoop.mapred.pipes.Application.<init>()
    2. Hadoop
      LocalJobRunner$Job$MapTaskRunnable.run
      1. org.apache.hadoop.mapred.pipes.Application.<init>(Application.java:104)
      2. org.apache.hadoop.mapred.pipes.PipesMapRunner.run(PipesMapRunner.java:69)
      3. org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:429)
      4. org.apache.hadoop.mapred.MapTask.run(MapTask.java:341)
      5. org.apache.hadoop.mapred.LocalJobRunner$Job$MapTaskRunnable.run(LocalJobRunner.java:235)
      5 frames
    3. Java RT
      Thread.run
      1. java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439)
      2. java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
      3. java.util.concurrent.FutureTask.run(FutureTask.java:138)
      4. java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
      5. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
      6. java.lang.Thread.run(Thread.java:662)
      6 frames