org.apache.hadoop.mapreduce.v2.app.job.impl.TaskAttemptImpl: Diagnostics report from attempt_1433273561345_0009_m_000000_0: Error: java.lang.RuntimeException: java.lang.ClassNotFoundException: Class org.springframework.xd.examples.hadoop.HashtagCount$TokenizerMapper not found

Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Spring JIRA by Thomas Risberg, 1 year ago
Diagnostics report from attempt_1433273561345_0009_m_000000_0: Error: java.lang.RuntimeException: java.lang.ClassNotFoundException: Class org.springframework.xd.examples.hadoop.HashtagCount$TokenizerMapper not found
via Spring JIRA by Thomas Risberg, 1 year ago
Diagnostics report from attempt_1433273561345_0009_m_000000_0: Error: java.lang.RuntimeException: java.lang.ClassNotFoundException: Class org.springframework.xd.examples.hadoop.HashtagCount$TokenizerMapper not found
java.lang.ClassNotFoundException: Class org.springframework.xd.examples.hadoop.HashtagCount$TokenizerMapper not found
at org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:1982)
at org.apache.hadoop.mapreduce.task.JobContextImpl.getMapperClass(JobContextImpl.java:186)
at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:742)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341)
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:1628)

Users with the same issue

2 times, 9 months ago
Samebug visitor profile picture
Unknown user
Once, 1 year ago
Samebug visitor profile picture
Unknown user
Once, 1 year ago
Samebug visitor profile picture
Unknown user
Once, 1 year ago
Samebug visitor profile picture
Unknown user
Once, 1 year ago

Write tip

Know the solutions? Share your knowledge to help other developers to debug faster.