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https://issues.apache.org/jira/browse/HADOOP-12762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15130647#comment-15130647
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Sangjin Lee commented on HADOOP-12762:
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Hi Padma, without more details we can't really look at this. Could you please
provide more details such as snippets from the log and under what condition
this exception was seen?
> task: null java.lang.unsupportedoperationexception: this is supposed to be
> overridden by subclasses.
> ----------------------------------------------------------------------------------------------------
>
> Key: HADOOP-12762
> URL: https://issues.apache.org/jira/browse/HADOOP-12762
> Project: Hadoop Common
> Issue Type: Bug
> Affects Versions: 2.6.2
> Reporter: Padma
> Fix For: 2.6.2
>
>
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