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https://issues.apache.org/jira/browse/PHOENIX-5073?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16726282#comment-16726282
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Thomas D'Silva commented on PHOENIX-5073:
-----------------------------------------
The version can be determined by checking {{request.getClientVersion()}}
> Invalid PIndexState during rolling upgrade from 4.13 to 4.14
> ------------------------------------------------------------
>
> Key: PHOENIX-5073
> URL: https://issues.apache.org/jira/browse/PHOENIX-5073
> Project: Phoenix
> Issue Type: Bug
> Affects Versions: 4.14.0
> Reporter: Kiran Kumar Maturi
> Assignee: Kiran Kumar Maturi
> Priority: Major
>
> While doing a rolling upgrade from 4.13 to 4.14 we are seeing this exception.
> {code:java}
> java.util.concurrent.ExecutionException: java.sql.SQLException:
> java.lang.IllegalArgumentException: Unable to PIndexState enum for serialized
> value of 'w'{code}
> Steps to reproduce.
> # Start the server on 4.14
> # Start load with both 4.13 and 4.14 clients
> # 4.13 client will show the above error
>
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