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.conf.Configuration.getClass(Configuration.java:2074)	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 org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:163)	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)	at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158)