java.lang.RuntimeException

java.lang.ClassNotFoundException: Class WordCount$Map not found

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  • java.lang.ClassNotFoundException: Class WordCount$Map not found
  • via hortonworks.com by Unknown author, 1 year ago
    java.lang.ClassNotFoundException: WordCount$Map
  • java.lang.ClassNotFoundException: WordCount$Map
  • Stack trace

    • java.lang.RuntimeException: java.lang.ClassNotFoundException: Class WordCount$Map not found at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:2195) at org.apache.hadoop.mapreduce.task.JobContextImpl.getMapperClass(JobContextImpl.java:186) at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:745) at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341) at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:168) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:415) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657) at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:162) Caused by: java.lang.ClassNotFoundException: Class WordCount$Map not found at org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:2101) at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:2193) ... 8 more

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