I am getting the same error in the training module for lesson 6.2.9. I have done the lesson twice thinking I had missed a step - but get to the same point of extracting the buildings and get the error message.
I am using QGIS 3.1 with Windows 10 on my HP laptop. Thanks! Wanda Norman On Thu, Jan 7, 2021 at 12:23 PM Inna Nogeste <[email protected]> wrote: > I’m working through the training manual and completed all the preceding > modules and their output files. > > When I get to Module 8.2.1 > > > https://docs.qgis.org/3.16/en/docs/training_manual/complete_analysis/analysis_combination.html#moderate-ty > > to intersect my previous output files I get an error message when I run > the Intersection tool that a feature in my Overlay layer ’has invalid > geometry. Please fix the geometry or change the Processing setting to the > “Ignore invalid input features” option.’ > > > > The overlay layer is a polygonized vector layer createdin a previous > modeul in the training manual from a raster layer. > > The invalid geometry in the polygonized layer represents 1 individual cell > in the original raster layer. Changing the Processing setting to ”Skip > (Ignore) Features with Invalid Geometries” doesn’t help and outputs an > empty layer. > > > > Has anyone else had problems with this module and the layer files created > in previous modules? > > I’ve noted that the original SRTM_41_19.TIF exercise data is in EPSG 32733 > and not EPSG 32734 as per the other exercise (vector) data and this causes > issues when you get to Module 8. > > > > I’m currently documenting discrepancies that I’m finding in the training > manual and am assuming that I can eventually add them to > https://github.com/qgis/QGIS-Documentation/issues?q=is%3Aissue+is%3Aopen+label%3AEasy > > > > Regards, > > > > Inna Nogeste > > > > Skickades från E-post <https://go.microsoft.com/fwlink/?LinkId=550986> > för Windows 10 > > > _______________________________________________ > Qgis-user mailing list > [email protected] > List info: https://lists.osgeo.org/mailman/listinfo/qgis-user > Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user >
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