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https://issues.apache.org/jira/browse/MAPREDUCE-1611?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12864146#action_12864146
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Vinod K V commented on MAPREDUCE-1611:
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Just committed this to trunk. Having minor problems merging the changes to
0.21, asking Sharad's help..
> Refresh nodes and refresh queues doesnt work with service authorization
> enabled
> -------------------------------------------------------------------------------
>
> Key: MAPREDUCE-1611
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-1611
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: security
> Affects Versions: 0.21.0
> Reporter: Amar Kamat
> Assignee: Amar Kamat
> Priority: Blocker
> Fix For: 0.21.0
>
> Attachments: MAPREDUCE-1611-20100319-ydist.txt, mr-1611-v1.0.patch
>
>
> If service-level authorization enabled (i.e _hadoop.security.authorization_
> set to *true*) for MapReduce then refreshing the node and queue fails with
> the following message
> {noformat}
> Protocol interface org.apache.hadoop.mapred.AdminOperationsProtocol is not
> known.
> {noformat}
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