[jira] [Updated] (MAPREDUCE-4123) ./mapred groups gives NoClassDefFoundError

["Vinod Kumar Vavilapalli (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/MAPREDUCE-4123?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vinod Kumar Vavilapalli updated MAPREDUCE-4123:
-----------------------------------------------

    Status: Open  (was: Patch Available)

Devaraj, MAPREDUCE-4268/YARN-53 is in. Can you update the patch to just spit out a warning for "mapred groups" just like the case of mradmin? Tx.
                
> ./mapred groups gives NoClassDefFoundError
> ------------------------------------------
>
>                 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-alpha, 3.0.0
>            Reporter: Nishan Shetty
>            Assignee: Devaraj K
>            Priority: Critical
>         Attachments: MAPREDUCE-4123.patch
>
>
> 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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