Re: Error ......How to slove

[Lorand Bendig <lb...@gmail.com>]

Hi,
Could you put it context please? E.g: script snippet you execute, 
pig/hadoop version you use
(and some sample data).

Thanks,
Lorand

On 11/02/15 13:43, Srikanth Vakkalagadda wrote:
>
> Fetch failed. Couldn't retrieve result
>
> org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066: Unable 
> to open iterator for alias B
>
>         at org.apache.pig.PigServer.openIterator(PigServer.java:912)
>
>         at 
> org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java:752)
>
>         at 
> org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:372)
>
>         at 
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:228)
>
>         at 
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:203)
>
>         at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:66)
>
>         at org.apache.pig.Main.run(Main.java:542)
>
>         at org.apache.pig.Main.main(Main.java:156)
>
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>
>         at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>
>         at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>
>         at java.lang.reflect.Method.invoke(Method.java:606)
>
>         at org.apache.hadoop.util.RunJar.main(RunJar.java:212)
>
> Caused by: org.apache.pig.PigException: ERROR 1002: Unable to store 
> alias B
>
>         at org.apache.pig.PigServer.storeEx(PigServer.java:1015)
>
>         at org.apache.pig.PigServer.store(PigServer.java:974)
>
>         at org.apache.pig.PigServer.openIterator(PigServer.java:887)
>
>         ... 12 more
>
> Caused by: org.apache.pig.backend.executionengine.ExecException: ERROR 
> 2088: Fetch failed. Couldn't retrieve result
>
>         at 
> org.apache.pig.backend.hadoop.executionengine.fetch.FetchLauncher.runPipeline(FetchLauncher.java:180)
>
>         at 
> org.apache.pig.backend.hadoop.executionengine.fetch.FetchLauncher.launchPig(FetchLauncher.java:81)
>
>         at 
> org.apache.pig.backend.hadoop.executionengine.HExecutionEngine.launchPig(HExecutionEngine.java:275)
>
>         at org.apache.pig.PigServer.launchPlan(PigServer.java:1367)
>
>         at 
> org.apache.pig.PigServer.executeCompiledLogicalPlan(PigServer.java:1352)
>
>         at org.apache.pig.PigServer.storeEx(PigServer.java:1011)
>
>         ... 14 more
>
> Thanks & Regards
>
> Srikanth Vakkalagadda
>
> Srikanth.vakkalagadda@ericsson.com
>
> Bangalore
>
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