Error While running Sample Map Reduce WordCount job

Hi,

I am using Pentaho4.8 and Hadoop 0.20.2 single node cluster in my windows env.

I have verified the Hadoop connectivity in my Penataho ETL and can see the hadoop Input Directories also.
While running the job, it gives the Error as follows:


2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : [FAILED] -- Task: attempt_201304231158_0005_m_000000_0 Attempt: attempt_201304231158_0005_m_000000_0 Event: 1
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : Error: java.lang.ClassNotFoundException: org.pentaho.di.core.exception.KettleException
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.security.AccessController.doPrivileged(Native Method)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.lang.Class.forName0(Native Method)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.lang.Class.forName(Class.java:264)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:762)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:807)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:833)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at org.apache.hadoop.mapred.JobConf.getMapRunnerClass(JobConf.java:790)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:354)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at org.apache.hadoop.mapred.MapTask.run(MapTask.java:307)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at org.apache.hadoop.mapred.Child.main(Child.java:170)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : [FAILED] -- Task: attempt_201304231158_0005_m_000001_0 Attempt: attempt_201304231158_0005_m_000001_0 Event: 2
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : Error: java.lang.ClassNotFoundException: org.pentaho.di.core.exception.KettleException
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.security.AccessController.doPrivileged(Native Method)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.lang.Class.forName0(Native Method)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at java.lang.Class.forName(Class.java:264)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:762)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:807)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:833)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at org.apache.hadoop.mapred.JobConf.getMapRunnerClass(JobConf.java:790)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:354)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at org.apache.hadoop.mapred.MapTask.run(MapTask.java:307)
2013/04/23 12:50:58 - Pentaho MapReduce (Wordcount) - ERROR (version 4.4.0-GA, build 17542 from 2012-11-01 20.06.29 by buildguy) : at org.apache.hadoop.mapred.Child.main(Child.java:170)
2013/04/23 12:51:03 - Pentaho MapReduce (Wordcount) - Setup Complete: 100.0 Mapper Completion: 0.0 Reducer Completion: 0.0

..........

Please suggest me a solution.



Regards,
Venkat