Hey Andreas, I haven't experienced the invalid geometry as you describe, but I did find that my QGIS install had some issues. I have upgraded to 2.18.9 on Win10. If you have a sample of your data available, I would be happy to try to corroborate.
James Sent from my iPhone > On May 29, 2017, at 06:16, Andreas Wicht <a.wi...@gmail.com> wrote: > >> On 28 May 2017 at 14:43, James Wood <jwood...@gmail.com> wrote: >> On the digitizing toolbar, try "Split Parts" instead of "Split Features" on >> multipart polygons. > > Thank you for the hint, James. Somehow I always thought that this > function is only suitable for separating an existing part from a > feature (never used it though). > Yet, if you cut a polygon with the "Split Parts" tool, the output will > be an invalid geometry (I observed self-intersections). This as well > can not be the intended behavior. I could observe those errors in > simple scratch layers as well as in PostGIS layers. > > Has anybody else experienced this behavior? _______________________________________________ QGIS-Developer mailing list QGIS-Developer@lists.osgeo.org List info: https://lists.osgeo.org/mailman/listinfo/qgis-developer Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-developer