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From: Dave Page <dpage@pgadmin.org>
Date: Thu, 4 Aug 2016 12:14:12 +0100
Message-ID: 
 <CA+OCxozca6a5H8=ze8WsjVZyLrADcpnKD_yQVsiAaBadQ3MabQ@mail.gmail.com>
Subject: Re: [Patch][pgAdmin4]: RM1519 - Error running
 VACUUM FULL FREEZE ANALYZE VERBOSE
To: Surinder Kumar <surinder.kumar@enterprisedb.com>
Cc: pgadmin-hackers <pgadmin-hackers@postgresql.org>
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Thanks, applied.

On Thu, Aug 4, 2016 at 10:59 AM, Surinder Kumar
<surinder.kumar@enterprisedb.com> wrote:
> Hi
>
> This issue is reproduced to me with following steps.:
> 1) When the query "VACUUM FULL FREEZE ANALYZE VERBOSE" is run for first
> time, it runs without error.
> 2) then the query "SELECT 1" is executed. no error.
> 3) But when query in step #1 is run again, it throws an error:
> TypeError: cannot concatenate 'str' and 'NoneType' objects
>
> 4) Now executing query in step #2 throws following error:
> Error Message:execute cannot be used while an asynchronous query is
> underway********** Error **********
>
> Reason:
> When the query in step #1 is run for second time as in step #3, it fails due
> to python error thus loading spinner stops and run query button is enabled.
> but the query is still running in background.
>
> then on running query in step #4 throws error with message "asynchronous
> query is underway" because last run query is not yet finished.
>
> Solution:
> This is due to python error.
> String type and NoneType is now formatted properly which resolves the issue.
>
> Please find attached patch and review.
>
>
> Thanks,
> Surinder Kumar
>
>
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-- 
Dave Page
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Twitter: @pgsnake

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