Hi Steven, Maybe your action around "Then I had to modify several Python scripts to suit QT6.)" messed up the QGIS start script. It could be ...
You should not have to modify the Python scripts manually for running the Qt6 version, but there is a separate startup script for QGIS-Qt6. Another potential cause might be "Antivirus" software. We have seen it in the past several times that Antivirus software messed around with QGIS for no good reason. Andreas On Mon, 8 Sept 2025 at 00:01, Stephen Sacks via QGIS-User < [email protected]> wrote: > Andrea - > Here's what I did: > 1. Windows key + R gets me to a Run window and then CMD gets me to a > command prompt. > 2. chdir c:\osgeo4w gets me to the OSGeo4W folder. > 3. Separately, I tried each of the following four commands: > c. qgis > b. qgis --profile my-new-profile > c. qgis-ltr --profile my-new-profile > d. qgis --noplugins > > In each case the response is: 'qgis' is not recognized as an internal > or external command, operable program or batch file. > > I found qgis-ltr-bin.exe in C:\QGIS 3.34.14 and double-clicked > on it: nothing happened.. > I found qgis-bin.exe in C:\OSGeo4W\bin and double-clicked on > it: nothing happened.. > > Shall I re-install QGIS 3.40 ? The only QGIS that appears in Windows > "Settings Installed apps" is QGIS 3.34. I was running QGIS 3.40 a few > days ago but it now seems to have evaporated. (I watched for about 15 > minutes while hundreds of MB downloaded. Then I had to modify several > Python scripts to suit QT6.) > I would welcome any advice . > Steve > ---------------------------------- > > H Stephen, > are you still running QGIS, as advertised, from the OSGeo4W Shell using > the "qgis-ltr --profile my-new-profile" command? > > Doesn't running "qgis-ltr --profile my-new-profile2" work? > > If it works, then the issue may be related to some plugin or Python > script that you installed in your QGIS user profiles. > > Regards. > > Andrea > ---------------------------------------- > On 9/7/2025 3:00 PM, [email protected] wrote: > > Send QGIS-User mailing list submissions to > > [email protected] > > > > To subscribe or unsubscribe via the World Wide Web, visit > > https://lists.osgeo.org/mailman/listinfo/qgis-user > > or, via email, send a message with subject or body 'help' to > > [email protected] > > > > You can reach the person managing the list at > > [email protected] > > > > When replying, please edit your Subject line so it is more specific > > than "Re: Contents of QGIS-User digest..." > > > > Today's Topics: > > > > 1. again QGIS won't open (Stephen Sacks) > > 2. Re: again QGIS won't open (Andrea Giudiceandrea) > > 3. Request for quotation to fix SpatiaLite database > > visualization in QGIS 4 Browser Panel (Tot? Fiandaca) > > > > _______________________________________________ > > 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 > > _______________________________________________ > 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 > -- -- Andreas Neumann QGIS.ORG board member (treasurer)
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