java.lang.NullPointerException

Google Groups | Amran Chen | 6 months ago
  1. 0

    Alluxio Write Type

    Google Groups | 6 months ago | Amran Chen
    java.lang.NullPointerException
  2. 0

    Hadoop S3 Error

    Google Groups | 6 months ago | Amran Chen
    java.lang.NullPointerException
  3. 0
    Assign onCickListener to imageView in ExpandableListView inside getChildView.
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  5. 0
    The Fragment was destroyed, and getActivity() returned null. Don't destroy the Fragment.
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    Android: Saving Map State in Google map

    Stack Overflow | 1 year ago | Junie Negentien
    java.lang.RuntimeException: Unable to resume activity {com.ourThesis.junieNegentien2015/com.ourThesis.junieNegentien2015.MainActivity}: java.lang.NullPointerException

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at alluxio.client.file.FileOutStream.close()
    2. alluxio.client.file
      FileOutStream.close
      1. alluxio.client.file.FileOutStream.close(FileOutStream.java:190)
      1 frame
    3. Hadoop
      FSDataOutputStream.close
      1. org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:72)
      2. org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:106)
      2 frames
    4. Hadoop
      YarnChild$2.run
      1. org.apache.hadoop.mapreduce.lib.output.TextOutputFormat$LineRecordWriter.close(TextOutputFormat.java:111)
      2. org.apache.hadoop.mapred.ReduceTask$NewTrackingRecordWriter.close(ReduceTask.java:550)
      3. org.apache.hadoop.mapred.ReduceTask.runNewReducer(ReduceTask.java:629)
      4. org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:389)
      5. org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:163)
      5 frames
    5. Java RT
      Subject.doAs
      1. java.security.AccessController.doPrivileged(Native Method)
      2. javax.security.auth.Subject.doAs(Subject.java:415)
      2 frames
    6. Hadoop
      UserGroupInformation.doAs
      1. org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1628)
      1 frame
    7. Hadoop
      YarnChild.main
      1. org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158)
      1 frame