[Users] Duplicate fid problem when splitting polygons

[Matthias Kuhn]

Hi George,

We tried to replicate this issue and didn't experience any problems with
fids. Which version of QGIS are you using?

Best wishes
Matthias

On Tue, May 11, 2021 at 12:04 PM George F Smith via Users <
users at lists.qfield.org> wrote:

> Hi All,
>
> I have a problem with splitting existing polygons with QField.  I have a
> polygon layer in .gpkg format that I amend in the field.  This has been
> saved from an original shapefile layer.  When I split polygons with QField,
> there are no problems, but when I bring them back into QGIS, I get an error
> message about duplicate fids, and only one part of the split polygon is
> successfully imported back into QGIS.
>
> When I package the layer for offline editing, it creates a "fid_1" field
> in addition to the existing "fid" field.  I'm not sure which one is causing
> the problems or why the second is created (maybe because the layer was
> originally a shapefile?).  Manually editing the fid and fid_1 fields in
> QField before syncing doesn't help.
>
> Is there a solution to this?  Should I just keep the layer as a shapefile
> to work with in QField?
>
> Thanks,
>
> George
>
> *George F Smith PhD CEcol MCIEEM*
> Consultant Ecologist
>
>
>
> Tel: +353-86-1736075
> what3words: overlaid.plastic.forests
> <https://map.what3words.com/overlaid.plastic.forests>
> george.smith at blackthornecology.ie
> www.blackthornecology.ie
>
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