[ https://issues.apache.org/jira/browse/PIG-4635?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Daniel Dai updated PIG-4635: ---------------------------- Status: Patch Available (was: Open) > NPE while running pig script in tez mode( pig 0.15 with tez 0.7) > ---------------------------------------------------------------- > > Key: PIG-4635 > URL: https://issues.apache.org/jira/browse/PIG-4635 > Project: Pig > Issue Type: Bug > Affects Versions: 0.15.0 > Environment: Pig: 0.15 > Tez: 0.7 > Reporter: Sachin Sabbarwal > Assignee: Rohini Palaniswamy > Fix For: 0.16.0, 0.15.1 > > Attachments: PIG-4635-1.patch, debug.patch, main.pig, properties, > tez-site.xml > > > I was trying to run (attached) pig script on pig 0.15 in tez mode(with tez > 0.7). > I got following NullPointerException. I tried to send a mail to tez user > mailing list and was asked to file a jira for this. > Here is the NPE: > 5 org.apache.pig.impl.plan.VisitorException: ERROR 0: > java.lang.NullPointerException > 6 at > org.apache.pig.backend.hadoop.executionengine.tez.plan.optimizer.ParallelismSetter.visitTezOp(ParallelismSetter.java:201) > 7 at > org.apache.pig.backend.hadoop.executionengine.tez.plan.TezOperator.visit(TezOperator.java:246) > 8 at > org.apache.pig.backend.hadoop.executionengine.tez.plan.TezOperator.visit(TezOperator.java:53) > 9 at > org.apache.pig.impl.plan.DependencyOrderWalker.walk(DependencyOrderWalker.java:87) > 10 at org.apache.pig.impl.plan.PlanVisitor.visit(PlanVisitor.java:46) > 11 at > org.apache.pig.backend.hadoop.executionengine.tez.TezLauncher.processLoadAndParallelism(TezLauncher.java:449) > 12 at > org.apache.pig.backend.hadoop.executionengine.tez.TezLauncher.launchPig(TezLauncher.java:163) > 13 at > org.apache.pig.backend.hadoop.executionengine.HExecutionEngine.launchPig(HExecutionEngine.java:304) > 14 at org.apache.pig.PigServer.launchPlan(PigServer.java:1390) > 15 at > org.apache.pig.PigServer.executeCompiledLogicalPlan(PigServer.java:1375) > 16 at org.apache.pig.PigServer.execute(PigServer.java:1364) > 17 at org.apache.pig.PigServer.executeBatch(PigServer.java:415) > 18 at org.apache.pig.PigServer.executeBatch(PigServer.java:398) > 19 at > org.apache.pig.tools.grunt.GruntParser.executeBatch(GruntParser.java:171) > 20 at > org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:234) > 21 at > org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:205) > 22 at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:81) > 23 at org.apache.pig.Main.run(Main.java:502) > 24 at org.apache.pig.Main.main(Main.java:177) > 25 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > 26 at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > 27 at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > 28 at java.lang.reflect.Method.invoke(Method.java:606) > 29 at org.apache.hadoop.util.RunJar.main(RunJar.java:212) > 30 Caused by: java.lang.NullPointerException > 31 at > org.apache.pig.backend.hadoop.executionengine.tez.plan.optimizer.TezOperDependencyParallelismEstimator.estimateParallelism(TezOperDependencyParallelismEstimator.java:114) > 32 at > org.apache.pig.backend.hadoop.executionengine.tez.plan.optimizer.ParallelismSetter.visitTezOp(ParallelismSetter.java:138) > 33 ... 23 more -- This message was sent by Atlassian JIRA (v6.3.4#6332)