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https://issues.apache.org/jira/browse/PIG-3702?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Cheolsoo Park resolved PIG-3702.
--------------------------------
Resolution: Duplicate
> Error while loading data
> ------------------------
>
> Key: PIG-3702
> URL: https://issues.apache.org/jira/browse/PIG-3702
> Project: Pig
> Issue Type: Bug
> Components: data, grunt
> Affects Versions: 0.12.0
> Environment: ubuntu v12.04 32bit
> Reporter: Hardik
> Priority: Critical
>
> Hello,
> I got error while apply this.
> grunt> data = load 'atoz.csv' using PigStorage(',');
> grunt> dump data;
> ERROR org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl - Error while
> trying to run jobs.
> java.lang.IncompatibleClassChangeError: Found interface
> org.apache.hadoop.mapreduce.JobContext, but class was expected.
> I am using ubuntu 12.02 32bit.
> I installed hadoop2.2.0 and pig 0.12 successfully.
> Haddop is runnig on my system.
> But, when i try to load a file
> so it gives error.
> Please address me where i am wrong.
> ---------------------------------------------------------------------------------------
> grunt> aatoz = load 'atoz.csv' using PigStorage(',');
> grunt> dump aatoz;
> 2014-01-23 10:41:44,950 [main] INFO
> org.apache.pig.tools.pigstats.ScriptState - Pig features used in the script:
> UNKNOWN
> 2014-01-23 10:41:44,968 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MRCompiler -
> File concatenation threshold: 100 optimistic? false
> 2014-01-23 10:41:44,969 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MultiQueryOptimizer
> - MR plan size before optimization: 1
> 2014-01-23 10:41:44,969 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MultiQueryOptimizer
> - MR plan size after optimization: 1
> 2014-01-23 10:41:44,971 [main] INFO org.apache.hadoop.metrics.jvm.JvmMetrics
> - Cannot initialize JVM Metrics with processName=JobTracker, sessionId= -
> already initialized
> 2014-01-23 10:41:44,972 [main] INFO
> org.apache.pig.tools.pigstats.ScriptState - Pig script settings are added to
> the job
> 2014-01-23 10:41:44,972 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler
> - mapred.job.reduce.markreset.buffer.percent is not set, set to default 0.3
> 2014-01-23 10:41:44,984 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler
> - Setting up single store job
> 2014-01-23 10:41:44,998 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - 1 map-reduce job(s) waiting for submission.
> 2014-01-23 10:41:45,000 [Thread-9] INFO
> org.apache.hadoop.metrics.jvm.JvmMetrics - Cannot initialize JVM Metrics with
> processName=JobTracker, sessionId= - already initialized
> 2014-01-23 10:41:45,001 [Thread-9] ERROR
> org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl - Error while trying to
> run jobs.
> java.lang.IncompatibleClassChangeError: Found interface
> org.apache.hadoop.mapreduce.JobContext, but class was expected
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat.setupUdfEnvAndStores(PigOutputFormat.java:225)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat.checkOutputSpecs(PigOutputFormat.java:186)
> at org.apache.hadoop.mapreduce.JobSubmitter.checkSpecs(JobSubmitter.java:456)
> at
> org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:342)
> at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1268)
> at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1265)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1491)
> at org.apache.hadoop.mapreduce.Job.submit(Job.java:1265)
> at
> org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob.submit(ControlledJob.java:335)
> at
> org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl.run(JobControl.java:240)
> at java.lang.Thread.run(Thread.java:724)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher$1.run(MapReduceLauncher.java:260)
> 2014-01-23 10:41:45,498 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - 0% complete
> 2014-01-23 10:41:45,502 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - job null has failed! Stop running all dependent jobs
> 2014-01-23 10:41:45,503 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - 100% complete
> 2014-01-23 10:41:45,507 [main] ERROR
> org.apache.pig.tools.pigstats.SimplePigStats - ERROR 2997: Unable to recreate
> exception from backend error: Unexpected System Error Occured:
> java.lang.IncompatibleClassChangeError: Found interface
> org.apache.hadoop.mapreduce.JobContext, but class was expected
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat.setupUdfEnvAndStores(PigOutputFormat.java:225)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat.checkOutputSpecs(PigOutputFormat.java:186)
> at org.apache.hadoop.mapreduce.JobSubmitter.checkSpecs(JobSubmitter.java:456)
> at
> org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:342)
> at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1268)
> at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1265)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1491)
> at org.apache.hadoop.mapreduce.Job.submit(Job.java:1265)
> at
> org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob.submit(ControlledJob.java:335)
> at
> org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl.run(JobControl.java:240)
> at java.lang.Thread.run(Thread.java:724)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher$1.run(MapReduceLauncher.java:260)
> 2014-01-23 10:41:45,507 [main] ERROR
> org.apache.pig.tools.pigstats.PigStatsUtil - 1 map reduce job(s) failed!
> 2014-01-23 10:41:45,507 [main] INFO
> org.apache.pig.tools.pigstats.SimplePigStats - Detected Local mode. Stats
> reported below may be incomplete
> 2014-01-23 10:41:45,508 [main] INFO
> org.apache.pig.tools.pigstats.SimplePigStats - Script Statistics:
> HadoopVersion PigVersion UserId StartedAt FinishedAt Features
> 2.2.0 0.10.1 hardik 2014-01-23 10:41:44 2014-01-23 10:41:45
> UNKNOWN
> Failed!
> Failed Jobs:
> JobId Alias Feature Message Outputs
> N/A aatoz MAP_ONLY Message: Unexpected System Error Occured:
> java.lang.IncompatibleClassChangeError: Found interface
> org.apache.hadoop.mapreduce.JobContext, but class was expected
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat.setupUdfEnvAndStores(PigOutputFormat.java:225)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat.checkOutputSpecs(PigOutputFormat.java:186)
> at org.apache.hadoop.mapreduce.JobSubmitter.checkSpecs(JobSubmitter.java:456)
> at
> org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:342)
> at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1268)
> at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1265)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1491)
> at org.apache.hadoop.mapreduce.Job.submit(Job.java:1265)
> at
> org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob.submit(ControlledJob.java:335)
> at
> org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl.run(JobControl.java:240)
> at java.lang.Thread.run(Thread.java:724)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher$1.run(MapReduceLauncher.java:260)
> file:/tmp/temp1979716161/tmp-189979005,
> Input(s):
> Failed to read data from "file:///home/hardik/pig10/bin/input/atoz.csv"
> Output(s):
> Failed to produce result in "file:/tmp/temp1979716161/tmp-189979005"
> Job DAG:
> null
> 2014-01-23 10:41:45,509 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - Failed!
> 2014-01-23 10:41:45,510 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR
> 1066: Unable to open iterator for alias aatoz
> Details at logfile: /home/hardik/pig10/bin/pig_1390453192689.log
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