[postgis-users] attempt to redefine parameter "postgis.backend"

[Paul Ramsey]

What does this query return?

select distinct probin from pg_proc where probin like '%postgis%';

On Tue, Apr 12, 2016 at 2:32 AM, Armand Turpel
<armand.turpel.mnhn at gmail.com> wrote:
> Hi,
>
> I have a wired problem after upgrading from pg 9.1  postgis 1.5 to pg 9.3
> postgis 2.2.1
>
> On some tables with a geometry column the error appear:
>
> attempt to redefine parameter "postgis.backend"
>
> even if a query dosent contains the geometry column.
>
> On other tables which have a geometry column too the problem dosent appear.
> May some geometry columns are corrupted.
>
> I guess i have done some thing wrong with the pg/postgis upgrade. The mess
> is done. Since the last upgrade, 2 weeks, the database is in production. I
> cant easily restore the old database.
> Is there a way to fix this problem?
>
> Thanks for helping,
> atu
>
>
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