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From "Olga Natkovich (JIRA)" <j...@apache.org>
Subject [jira] Commented: (PIG-100) Tests: NullPointerException parser.QueryParser.Alias(QueryParser.java:471)
Date Thu, 28 Feb 2008 19:15:53 GMT

    [ https://issues.apache.org/jira/browse/PIG-100?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12573409#action_12573409
] 

Olga Natkovich commented on PIG-100:
------------------------------------

Pi, this issue is about missing alias. You might want to open a separate on for configuration
verification. Thanks

> Tests: NullPointerException parser.QueryParser.Alias(QueryParser.java:471)
> --------------------------------------------------------------------------
>
>                 Key: PIG-100
>                 URL: https://issues.apache.org/jira/browse/PIG-100
>             Project: Pig
>          Issue Type: Bug
>          Components: impl
>    Affects Versions: 0.1.0
>            Reporter: Benjamin Francisoud
>            Priority: Minor
>         Attachments: PIG-100-tests.log, PIG-100-v01.patch, PIG-100-v02.patch
>
>
> I think the root problem was that I forget to specify the configuration using -Djunit.hadoop.conf=hadoop-site.xml
while running the tests.
> But the error could be clearer...
> The logs are big so I will provide them in a separate file...
> But the core problem is:
> {noformat}
>     [junit] java.lang.NullPointerException
>     [junit] 	at org.apache.pig.impl.logicalLayer.parser.QueryParser.Alias(QueryParser.java:471)
>     [junit] 	at org.apache.pig.impl.logicalLayer.parser.QueryParser.NestedExpr(QueryParser.java:411)
>     [junit] 	at org.apache.pig.impl.logicalLayer.parser.QueryParser.NestedExpr(QueryParser.java:417)
>     [junit] 	at org.apache.pig.impl.logicalLayer.parser.QueryParser.GroupItem(QueryParser.java:1027)
> ...
>     [junit] org.apache.pig.impl.logicalLayer.parser.ParseException: Encountered "group"
at line 1, column 9.
>     [junit] Was expecting one of:
>     [junit]     <IDENTIFIER> ...
>     [junit]     "(" ...
>     [junit]     
>     [junit] 	at org.apache.pig.impl.logicalLayer.parser.QueryParser.generateParseException(QueryParser.java:4142)
> ...
>     [junit] org.apache.pig.impl.logicalLayer.parser.ParseException: Encountered "generate"
at line 1, column 1.
>     [junit] Was expecting one of:
>     [junit]     "load" ...
>     [junit]     "filter" ...
> {noformat}

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