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pig_1481158195259.log
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pig_1481158195259.log
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Pig Stack Trace
---------------
ERROR 6000:
<file getArticles.pig, line 10, column 0> Output Location Validation Failed for: 'hdfs://localhost:9000/user/pi/pig_out/top_articles More info to follow:
Output directory hdfs://localhost:9000/user/pi/pig_out/top_articles already exists
org.apache.pig.impl.plan.VisitorException: ERROR 6000:
<file getArticles.pig, line 10, column 0> Output Location Validation Failed for: 'hdfs://localhost:9000/user/pi/pig_out/top_articles More info to follow:
Output directory hdfs://localhost:9000/user/pi/pig_out/top_articles already exists
at org.apache.pig.newplan.logical.visitor.InputOutputFileValidatorVisitor.visit(InputOutputFileValidatorVisitor.java:95)
at org.apache.pig.newplan.logical.relational.LOStore.accept(LOStore.java:66)
at org.apache.pig.newplan.DepthFirstWalker.depthFirst(DepthFirstWalker.java:64)
at org.apache.pig.newplan.DepthFirstWalker.depthFirst(DepthFirstWalker.java:66)
at org.apache.pig.newplan.DepthFirstWalker.depthFirst(DepthFirstWalker.java:66)
at org.apache.pig.newplan.DepthFirstWalker.depthFirst(DepthFirstWalker.java:66)
at org.apache.pig.newplan.DepthFirstWalker.depthFirst(DepthFirstWalker.java:66)
at org.apache.pig.newplan.DepthFirstWalker.depthFirst(DepthFirstWalker.java:66)
at org.apache.pig.newplan.DepthFirstWalker.walk(DepthFirstWalker.java:53)
at org.apache.pig.newplan.PlanVisitor.visit(PlanVisitor.java:52)
at org.apache.pig.newplan.logical.relational.LogicalPlan.validate(LogicalPlan.java:212)
at org.apache.pig.PigServer$Graph.compile(PigServer.java:1851)
at org.apache.pig.PigServer$Graph.access$300(PigServer.java:1527)
at org.apache.pig.PigServer.execute(PigServer.java:1440)
at org.apache.pig.PigServer.executeBatch(PigServer.java:488)
at org.apache.pig.PigServer.executeBatch(PigServer.java:471)
at org.apache.pig.tools.grunt.GruntParser.executeBatch(GruntParser.java:172)
at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:235)
at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:206)
at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:81)
at org.apache.pig.Main.run(Main.java:630)
at org.apache.pig.Main.main(Main.java:176)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.apache.hadoop.util.RunJar.main(RunJar.java:160)
Caused by: org.apache.hadoop.mapred.FileAlreadyExistsException: Output directory hdfs://localhost:9000/user/pi/pig_out/top_articles already exists
at org.apache.hadoop.mapreduce.lib.output.FileOutputFormat.checkOutputSpecs(FileOutputFormat.java:137)
at org.apache.pig.newplan.logical.visitor.InputOutputFileValidatorVisitor.visit(InputOutputFileValidatorVisitor.java:69)
... 26 more
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