exception.txt

================================================================================
Backend error message
---------------------
Error: in

Pig Stack Trace
---------------
ERROR 2997: Unable to recreate exception from backed error: Error: in

org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066: Unable to open iterator for alias b. Backend error : Unable to recreate exception from backed error: Error: in
        at org.apache.pig.PigServer.openIterator(PigServer.java:742)
        at org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java:612)
        at org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:303)
        at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:165)
        at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:141)
        at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:76)
        at org.apache.pig.Main.run(Main.java:465)
        at org.apache.pig.Main.main(Main.java:107)
Caused by: org.apache.pig.backend.executionengine.ExecException: ERROR 2997: Unable to recreate exception from backed error: Error: in
        at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.Launcher.getErrorMessages(Launcher.java:221)
        at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.Launcher.getStats(Launcher.java:151)
        at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher.launchPig(MapReduceLauncher.java:337)
        at org.apache.pig.backend.hadoop.executionengine.HExecutionEngine.execute(HExecutionEngine.java:378)
        at org.apache.pig.PigServer.executeCompiledLogicalPlan(PigServer.java:1198)
        at org.apache.pig.PigServer.storeEx(PigServer.java:874)

        at org.apache.pig.PigServer.store(PigServer.java:816)
        at org.apache.pig.PigServer.openIterator(PigServer.java:728)
        ... 7 more
================================================================================
Backend error message
---------------------
Error: in

Pig Stack Trace
---------------
ERROR 2997: Unable to recreate exception from backed error: Error: in

org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066: Unable to open iterator for alias a. Backend error : Unable to recreate exception from backed error: Error: in
        at org.apache.pig.PigServer.openIterator(PigServer.java:742)
        at org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java:612)
        at org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:303)
        at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:165)
        at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:141)
        at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:76)
        at org.apache.pig.Main.run(Main.java:465)
        at org.apache.pig.Main.main(Main.java:107)
Caused by: org.apache.pig.backend.executionengine.ExecException: ERROR 2997: Unable to recreate exception from backed error: Error: in
        at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.Launcher.getErrorMessages(Launcher.java:221)
        at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.Launcher.getStats(Launcher.java:151)
        at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher.launchPig(MapReduceLauncher.java:337)

        at org.apache.pig.backend.hadoop.executionengine.HExecutionEngine.execute(HExecutionEngine.java:378)
        at org.apache.pig.PigServer.executeCompiledLogicalPlan(PigServer.java:1198)
        at org.apache.pig.PigServer.storeEx(PigServer.java:874)
        at org.apache.pig.PigServer.store(PigServer.java:816)
        at org.apache.pig.PigServer.openIterator(PigServer.java:728)
        ... 7 more