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Date: Thu, 9 Feb 2012 22:52:57 +0000 (UTC)
From: "Roman Shaposhnik (Created) (JIRA)" <jira@apache.org>
To: mapreduce-dev@hadoop.apache.org
Message-ID: 
 <1221273796.21802.1328827977308.JavaMail.tomcat@hel.zones.apache.org>
Subject: [jira] [Created] (MAPREDUCE-3845) hadoop distcp fails to run with
 java.lang.NoClassDefFoundError
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hadoop distcp fails to run with java.lang.NoClassDefFoundError
--------------------------------------------------------------

                 Key: MAPREDUCE-3845
                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3845
             Project: Hadoop Map/Reduce
          Issue Type: Bug
          Components: distcp
    Affects Versions: 0.23.1
            Reporter: Roman Shaposhnik


Here's how to reproduce:

{noformat}
$ cd /tmnp
$ curl http://people.apache.org/~acmurthy/hadoop-0.23.1-rc0/hadoop-0.23.1.tar.gz | tar xzvf -
$ cd hadoop-0.23.1
$ ./bin/hadoop distcp
Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/hadoop/tools/DistCp
Caused by: java.lang.ClassNotFoundException: org.apache.hadoop.tools.DistCp
	at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
Could not find the main class: org.apache.hadoop.tools.DistCp.  Program will exit.
{noformat}

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