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Read from Hadoop FS

asked 2018-01-08 10:16:06 -0600

Francisco gravatar image

updated 2018-07-30 07:19:05 -0600

Maithri gravatar image

I am trying to read from HDFS directory. I try to follow all the steps in the HDFS Requirements and i was able to preview the data. But when i try to run the pipeline this never start. In logs appear this error: " Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/hadoop/mapreduce/Job at com.streamsets.pipeline.hadoop.HadoopMapReduceBinding.init( at com.streamsets.pipeline.BootstrapClusterBatch.main( at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke( at sun.reflect.DelegatingMethodAccessorImpl.invoke( at java.lang.reflect.Method.invoke( at at org.apache.hadoop.util.RunJar.main( Caused by: java.lang.ClassNotFoundException: org.apache.hadoop.mapreduce.Job at at java.lang.ClassLoader.loadClass( at java.lang.ClassLoader.loadClass( ... 8 more " Can anyone help? Thanks.

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answered 2018-07-30 05:38:08 -0600

Maithri gravatar image

Sometimes this happens with unsupported stage library version or mismatch.Try changing the stage library version.

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Asked: 2018-01-08 10:16:06 -0600

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Last updated: Jul 30 '18