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https://issues.apache.org/jira/browse/KYLIN-4196?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16952818#comment-16952818
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Xiaoxiang Yu commented on KYLIN-4196:
-------------------------------------

h3. Cause Analysis
 # Create HTable at CubeHTableUtil.java line:106
 # Check isTableAvailable at CubeHTableUti.java line:107, even the table 
exists, isTableAvailable return false so a exception was thrown
 # If user has enable Job Retry (_+kylin.job.retry+_), so kylin will retry again
 # At second times, because table does exists, another exception will be 
thrown.  

h3. Quick fix

Disable and drop that table and resume job manually.

 

> RuntimeException:HBase table default:KYLIN_XXXXX exists
> -------------------------------------------------------
>
>                 Key: KYLIN-4196
>                 URL: https://issues.apache.org/jira/browse/KYLIN-4196
>             Project: Kylin
>          Issue Type: Improvement
>          Components: Storage - HBase
>    Affects Versions: all
>            Reporter: Xiaoxiang Yu
>            Assignee: Xiaoxiang Yu
>            Priority: Minor
>         Attachments: Jietu20191016-210856.png
>
>
> Some users report that "Create HTable" often failed, and throw exception with 
> {code:java}
> org.apache.kylin.engine.mr.exception.HadoopShellException:java.lang.RuntimeException:
>  HBase table kylin_prod:KYLIN_F7ZGH9AEXB exists!{code}
>  
>  
> !Jietu20191016-210856.png!
>  
>  



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