Exception in rowcount program

[Puri, Aseem]

Hi

            When I am implementing rowcount program it is throwing a
exception:

 

09/04/23 17:35:50 INFO mapred.TableInputFormatBase: split: 0->slave:,

09/04/23 17:35:55 INFO mapred.JobClient: Running job:
job_200904231131_0011

09/04/23 17:35:56 INFO mapred.JobClient:  map 0% reduce 0%

09/04/23 17:36:14 INFO mapred.JobClient: Task Id :
attempt_200904231131_0011_m_000000_0, Status : FAILED

java.lang.RuntimeException: java.lang.RuntimeException:
java.lang.ClassNotFoundException:
org.apache.hadoop.hbase.io.ImmutableBytesWritable

      at
org.apache.hadoop.conf.Configuration.getClass(Configuration.java:752)

      at
org.apache.hadoop.mapred.JobConf.getMapOutputKeyClass(JobConf.java:477)

      at
org.apache.hadoop.mapred.JobConf.getOutputKeyComparator(JobConf.java:551
)

      at
org.apache.hadoop.mapred.MapTask$MapOutputBuffer.<init>(MapTask.java:508
)

      at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305)

      at org.apache.hadoop.mapred.Child.main(Child.java:158)

Caused by: java.lang.RuntimeException: java.lang.ClassNotFoundException:
org.apache.hadoop.hbase.io.ImmutableBytesWritable

      at
org.apache.hadoop.conf.Configuration.getClass(Configuration.java:720)

      at
org.apache.hadoop.conf.Configuration.getClass(Configuration.java:744)

      ... 5 more

Caused by: java.lang.ClassNotFoundException:
org.apache.hadoop.hbase.io.ImmutableBytesWritable

      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)

      at java.lang.Class.forName0(Native Method)

      at java.lang.Class.forName(Class.java:247)

      at
org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:6
73)

      at
org.apache.hadoop.conf.Configuration.getClass(Configuration.java:718)

      ... 6 more

 

Can anybody tell me how can I resolve this exception.

 

Thanks & Regards

Aseem Puri