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From ÐΞ€ρ@Ҝ (๏̯͡๏) <deepuj...@gmail.com>
Subject Re: com.thoughtworks.paranamer not found issue
Date Sat, 08 Feb 2014 05:10:39 GMT
I had same problem while starting to use Avro. Include paranamer-2.3.jar in
distributed cache before starting the MR job (mapred.job.classpath.files
must have paranamer jar).

-Deepak

On Saturday, February 8, 2014, 徐凡 wrote:

> Hey all,
>
> I use MapR and included Avro-mapred-1.7.3, Avro-1.7.3. in the classpath.
> It keep telling me:
>
> Error: java.lang.ClassNotFoundException:
> com.thoughtworks.paranamer.Paranamer 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) at
> org.apache.avro.reflect.ReflectDatumWriter.<init>(ReflectDatumWriter.java:47)
> at
> org.apache.avro.mapred.AvroSerialization.getSerializer(AvroSerialization.java:107)
> at org.apache.hadoop.io.serializer.SerializationFactory.getSerializer
>
> I tried to include Paranamer-2.6.jar in the classpath, but it still give
> me this error.
>
> Any person can help me?
>
> Thanks and regards,
>
> Fan
>

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