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  1. YarnChild.main() has thrown a RuntimeException
    hadoop-mapreduce-client-app
    16
    0
    0
  2. MapTask.run() has thrown a RuntimeException
    Apache Hadoop MapReduce Core
    21
    0
    0

Your stack trace compared to the selected pattern

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java.lang.ClassNotFoundException: Class com.hadoop.keyword.count.ItemMapper not found
2 matching frames hidden
java.lang.RuntimeException: java.lang.ClassNotFoundException: Class com.hadoop.keyword.count.ItemMapper not found
7 matching frames hidden
    at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)
    at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158)

External results for this pattern (10)

  1. Unknown authorvia codeproject.com4 months ago
    Class Recipe$TokenizerMapper not fo und
    Show stack trace
  2. Unknown authorvia codeproject.com4 months ago
    Class Recipe$TokenizerMapper not fo und
    Show stack trace
  3. Ajayvia Stack Overflow4 months ago
    Class /user/uname/out/DecompressMapper.class not found
    Show stack trace
  4. Class water.hadoop.h2omapper not found
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  5. Class org.cognizant.pr2.TroubleMapper not found
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  6. Dudevia Stack Overflow4 months ago
    Class com.hadoop.keyword.count.ItemMapper not found
    Show stack trace
  7. Class cha1.CharCount$CMapper not found
    Show stack trace
  8. Supritivia Stack Overflow4 months ago
    Class mapreducepackageforaccumulo.WordCount$WordCountMapClass not found
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  9. Eilitvia Stack Overflow4 months ago
    Class Main$MapClass not found
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  10. Class com.cosn.DBReader.DBDriver$DBMapper not found
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