mapred groups gives NoClassDefFoundError
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Key: MAPREDUCE-4123
URL: https://issues.apache.org/jira/browse/MAPREDUCE-4123
Project: Hadoop Map/Reduce
Issue Type: Bug
Components: mrv2
Affects Versions: 2.0.0, 3.0.0
Reporter: Nishan Shetty
Priority: Critical
linux-168:/home/v2/hadoop-3.0.0-SNAPSHOT/bin # ./mapred groups
Exception in thread "main" java.lang.NoClassDefFoundError:
org/apache/hadoop/mapred/tools/GetGroups
Caused by: java.lang.ClassNotFoundException:
org.apache.hadoop.mapred.tools.GetGroups
at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:303)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:316)
Could not find the main class: org.apache.hadoop.mapred.tools.GetGroups.
Program will exit.
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