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https://issues.apache.org/jira/browse/HADOOP-3101?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12586717#action_12586717
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Edward J. Yoon commented on HADOOP-3101:
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>> Should there be a concern?
{code}
[EMAIL PROTECTED] hadoop]# bin/hadoop job -jt
08/04/08 17:52:25 WARN util.GenericOptionsParser: options parsing failed:
Missing argument for option:jt
usage: general options are:
-conf <configuration file> specify an application configuration file
-D <property=value> use value for given property
-fs <local|namenode:port> specify a namenode
-jt <local|jobtracker:port> specify a job tracker
Exception in thread "main" java.lang.NullPointerException
at
org.apache.hadoop.util.GenericOptionsParser.getRemainingArgs(GenericOptionsParser.java:129)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:64)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
at org.apache.hadoop.mapred.JobClient.main(JobClient.java:1401)
{code}
> 'bin/hadoop job' should display the help and silently exit
> ----------------------------------------------------------
>
> Key: HADOOP-3101
> URL: https://issues.apache.org/jira/browse/HADOOP-3101
> Project: Hadoop Core
> Issue Type: Bug
> Reporter: Amar Kamat
> Assignee: Edward J. Yoon
> Priority: Minor
> Attachments: 3101.patch
>
>
> Currently 'bin/hadoop job' displays help and throws an exception. Like other
> commands (e.g dfs) it should silently come out.
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