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From Kate Ting <k...@cloudera.com>
Subject Re: Sqoop Installation Problem
Date Wed, 21 Dec 2011 01:51:26 GMT
Hi Otto - since you don't need to set SQOOP_HOME, can you go ahead and
unset that environment variable and then try running sqoop?

Also, which Hadoop version are you on?

Regards, Kate

On Tue, Dec 20, 2011 at 10:26 AM, Otto Rossbach
<otto.rossbach@googlemail.com> wrote:
> Hi,
> I do have some trouble setting up Sqoop. I downloaded the latest
> version of Sqoop
> from http://www.apache.org/dyn/closer.cgi/incubator/sqoop/.
> I figured out, that I don't have to build sqoop using ant, because the
> binaries and the jar's are already in the tar.
>
> I have set the environment variables:
> HADOOP_HOME
> HIVE_HOME
> SQOOP_HOME
> and have their bin subfolders added to the PATH variable.
>
> Running 'sqoop' or 'sqoop version' leads to the following error:
>
> hadoop@dev1:/usr/local/sqoop> sqoop
> Warning: /usr/lib/hbase does not exist! HBase imports will fail.
> Please set $HBASE_HOME to the root of your HBase installation.
> Exception in thread "main" java.lang.NoClassDefFoundError: com/
> cloudera/sqoop/Sqoop
> Caused by: java.lang.ClassNotFoundException: com.cloudera.sqoop.Sqoop
> at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
> at java.security.AccessController.doPrivileged(Native Method)
> at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
> at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
> Could not find the main class: com.cloudera.sqoop.Sqoop.  Program will
> exit.
>
> That's why I tried to add the missing jars in the HADOOP_CLASSPATH in
> sqoop/bin/configure-sqoop. I added the following line at the end of
> the file: export HADOOP_CLASSPATH=$HADOOP_CLASSPATH:/usr/local/sqoop/
> sqoop-1.4.0-incubating.jar
> So that the com/cloudera/sqoop/Sqoop class was found. But
> unfortunately this does not solve the problem. Now I do get the
> following error when executing "sqoop version". (I know this is a very
> dirty hack, but I really don't know what variable I need to set, so
> that sqoop finds its own jar-files?! Very frustrating!)
>
> hadoop@dev1:/usr/local/sqoop> sqoop version
> Warning: /usr/lib/hbase does not exist! HBase imports will fail.
> Please set $HBASE_HOME to the root of your HBase installation.
> Exception in thread "main" java.lang.NoSuchMethodError:
> org.apache.hadoop.conf.Configuration.getInstances(Ljava/lang/
> String;Ljava/lang/Class;)Ljava/util/List;
> at org.apache.sqoop.tool.SqoopTool.loadPlugins(SqoopTool.java:139)
> at org.apache.sqoop.Sqoop.runTool(Sqoop.java:210)
> at org.apache.sqoop.Sqoop.runTool(Sqoop.java:229)
> at org.apache.sqoop.Sqoop.main(Sqoop.java:238)
> at com.cloudera.sqoop.Sqoop.main(Sqoop.java:57)
>
> I could do the same trick for the
> org.apache.hadoop.conf.Configuration.getInstances method, but I
> haven't found the correct jar-file yet. And this is definitely not the
> correct way to do it.
>
> Can anyone help me setting up Sqoop correctly?
>
> Thanks for your help in advance.

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