[GRASS-user] r.futures.potential - unable to open select-cursor

[Anna Petrášová]

Hi,

that would indicate some issue with your sampling3 vector. Could you post
here the output of v.info sampling3 and v.db.select sampling3?

On Sun, Feb 7, 2021 at 5:06 AM Tom Hackbarth <txhackbarth at gmail.com> wrote:

> Dear all,
>
> anyone ever had problems with opening the select-cursor. I do not know
> what the problem is and tried to change input parameters several times, but
> whenever I want to run r.futures.potential, I get the same error message: unable
> to open select-cursor.
>
> If anybody ever had similar problems and knows how to deal with it, I
> would be very happy if you would share the solution with me. Or is there
> anyone who might have some ideas on how to fix this?
>
> Thanks already in advance!
>
> The error message can be seen at the end of this mail.
>
> Best regards
>
> Tom
>
>
>
> r.futures.potential --overwrite input=sampling3 at IKNmapset
> output=potential.csv
> columns=devpressure_02_24,road_dens_perc,forest_smooth_perc,dist_roads_km,dist_to_forests_km,dist_to_urbancore_km,dist_waterbodies_km
> developed_column=urban_change_clip1 at IKNmapset
> subregions_column=Subregions_IKN at IKNmapset
> ERROR: Kann den Select-Cursor nicht öffnen.
> Traceback (most recent call last):
>   File "C:\Users\txhac\AppData\Roaming\GRASS7\addons/scripts
> /r.futures.potential.py", line 221, in <module>
>     sys.exit(main())
>   File "C:\Users\txhac\AppData\Roaming\GRASS7\addons/scripts
> /r.futures.potential.py", line 168, in main
>     columns="distinct {level}".format(level=level)).strip()
>   File "D:\Programme\apps\grass\grass78\etc\python\grass\scr
> ipt\core.py", line 503, in read_command
>     return handle_errors(returncode, stdout, args, kwargs)
>   File "D:\Programme\apps\grass\grass78\etc\python\grass\scr
> ipt\core.py", line 343, in handle_errors
>     returncode=returncode)
> grass.exceptions.CalledModuleError: Module run None
> v.db.select -c map=sampling3 at IKNmapset columns=distinct
> Subregions_IKN at IKNmapset ended with error
> Process ended with non-zero return code 1. See errors in the
> (error) output.
> (Sun Feb  7 11:00:09 2021) Befehl ausgeführt (0 Sek)
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