<div dir="ltr"><div><br></div><div>Thanks, I'm using Python 3.13 (that comes with that Ubuntu version).</div><div><br></div><div>Now I'm trying with vcpkg ...</div><div><br></div></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Mon, Jul 21, 2025 at 5:35 PM pathmapper <<a href="mailto:pathmapper@posteo.de">pathmapper@posteo.de</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Hi,<br>
<br>
I don't know what's wrong, but when I had similar problems, switching to <br>
Python 3.12 solved them for me.<br>
<br>
Cheers,<br>
Björn<br>
<br>
On 21.07.2025 16:58, Alessandro Pasotti via QGIS-Developer wrote:<br>
> Hi,<br>
> <br>
> I am trying to build QGIS with QT6 on Ubuntu (tried 24.10 and 25.04),<br>
> it builds without errors but when I run it, the following error<br>
> appears:<br>
> <br>
> Couldn't load PyQGIS.<br>
> Python support will be disabled.<br>
> <br>
> Traceback (most recent call last):<br>
>   File "", line 1, in<br>
>   File<br>
> "/home/ale/dev/QGIS/build/Desktop_QT6-Debug/output/python/qgis/gui/__init__.py",<br>
> line 25, in<br>
>     from qgis._gui import *<br>
> RuntimeError: qgis._gui cannot import type '���A� ' from<br>
> PyQt6.QtCore<br>
> <br>
> Python version:<br>
> 3.13.3 (main, Jun 16 2025, 18:15:32) [GCC 14.2.0]<br>
> <br>
> QGIS version:<br>
> 3.99.0-Master 'Master', e717e3cd2b9<br>
> <br>
> Python path:<br>
> ['/home/ale/dev/QGIS/build/Desktop_QT6-Debug/output/python',<br>
> '/home/ale/.local/share/QGIS/QGIS3/profiles/default/python',<br>
> '/home/ale/.local/share/QGIS/QGIS3/profiles/default/python/plugins',<br>
> '/home/ale/dev/QGIS/build/Desktop_QT6-Debug/output/python/plugins',<br>
> '/home/ale/dev/gdal/desktop-install/local/lib/python3.13/dist-packages',<br>
> '/home/ale/dev/gdal/autotest/pymod', '/usr/lib/python313.zip',<br>
> '/usr/lib/python3.13', '/usr/lib/python3.13/lib-dynload',<br>
> '/usr/local/lib/python3.13/dist-packages',<br>
> '/usr/lib/python3/dist-packages']<br>
> <br>
> I checked the QGIS/build/Desktop_QT6-Debug/output/python/qgis content<br>
> and it looks legit.<br>
> <br>
> PyQt6 installation also looks ok, importing core works ok, only gui<br>
> does not work.<br>
> <br>
> Any idea about what's going wrong?<br>
> <br>
> --<br>
> <br>
> Alessandro Pasotti<br>
> QCooperative:  <a href="http://www.qcooperative.net" rel="noreferrer" target="_blank">www.qcooperative.net</a> [1]<br>
> ItOpen:   <a href="http://www.itopen.it" rel="noreferrer" target="_blank">www.itopen.it</a> [2]<br>
> <br>
> Links:<br>
> ------<br>
> [1] <a href="https://www.qcooperative.net" rel="noreferrer" target="_blank">https://www.qcooperative.net</a><br>
> [2] <a href="http://www.itopen.it" rel="noreferrer" target="_blank">http://www.itopen.it</a><br>
> <br>
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</blockquote></div><div><br clear="all"></div><br><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div>Alessandro Pasotti</div><div>QCooperative:  <a href="https://www.qcooperative.net" target="_blank">www.qcooperative.net</a><br></div>ItOpen:   <a href="http://www.itopen.it" target="_blank">www.itopen.it</a></div></div>