Thanks, I'm using Python 3.13 (that comes with that Ubuntu version). Now I'm trying with vcpkg ...
On Mon, Jul 21, 2025 at 5:35 PM pathmapper <pathmap...@posteo.de> wrote: > Hi, > > I don't know what's wrong, but when I had similar problems, switching to > Python 3.12 solved them for me. > > Cheers, > Björn > > On 21.07.2025 16:58, Alessandro Pasotti via QGIS-Developer wrote: > > Hi, > > > > I am trying to build QGIS with QT6 on Ubuntu (tried 24.10 and 25.04), > > it builds without errors but when I run it, the following error > > appears: > > > > Couldn't load PyQGIS. > > Python support will be disabled. > > > > Traceback (most recent call last): > > File "", line 1, in > > File > > > "/home/ale/dev/QGIS/build/Desktop_QT6-Debug/output/python/qgis/gui/__init__.py", > > line 25, in > > from qgis._gui import * > > RuntimeError: qgis._gui cannot import type '���A� ' from > > PyQt6.QtCore > > > > Python version: > > 3.13.3 (main, Jun 16 2025, 18:15:32) [GCC 14.2.0] > > > > QGIS version: > > 3.99.0-Master 'Master', e717e3cd2b9 > > > > Python path: > > ['/home/ale/dev/QGIS/build/Desktop_QT6-Debug/output/python', > > '/home/ale/.local/share/QGIS/QGIS3/profiles/default/python', > > '/home/ale/.local/share/QGIS/QGIS3/profiles/default/python/plugins', > > '/home/ale/dev/QGIS/build/Desktop_QT6-Debug/output/python/plugins', > > '/home/ale/dev/gdal/desktop-install/local/lib/python3.13/dist-packages', > > '/home/ale/dev/gdal/autotest/pymod', '/usr/lib/python313.zip', > > '/usr/lib/python3.13', '/usr/lib/python3.13/lib-dynload', > > '/usr/local/lib/python3.13/dist-packages', > > '/usr/lib/python3/dist-packages'] > > > > I checked the QGIS/build/Desktop_QT6-Debug/output/python/qgis content > > and it looks legit. > > > > PyQt6 installation also looks ok, importing core works ok, only gui > > does not work. > > > > Any idea about what's going wrong? > > > > -- > > > > Alessandro Pasotti > > QCooperative: www.qcooperative.net [1] > > ItOpen: www.itopen.it [2] > > > > Links: > > ------ > > [1] https://www.qcooperative.net > > [2] http://www.itopen.it > > > > _______________________________________________ > > 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 > -- Alessandro Pasotti QCooperative: www.qcooperative.net ItOpen: www.itopen.it
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