[QGIS-Developer] How to enable debugging mode on QGIS start in Win11

[Alessandro Pasotti]

QGIS_DEBUG=X has no effect if QGIS was not built in debug mode.


On Tue, Jun 20, 2023 at 4:18 PM Vedran Stojnović via QGIS-Developer
<qgis-developer at lists.osgeo.org> wrote:
>
> Hi,
>
> I just installed QGIS 3.30.3 via web installer ("qgis-full" version) and QGIS won't start at all, nor does throw any error when I start it from PowerShell by executing "qgis-bin.exe".
> I tried reinstalling a few times using different servers (default one and norbit.de) and I also cleaned the cache folder before changing the server.
>
> I already tried adding these two lines to "qgis-bin.env" and I created "qgislog.txt" on the desktop, but I still do not get any output to the command line and txt file is empty after trying to start qgis:
> QGIS_DEBUG=9
> QGIS_LOG_FILE=C:\Users\phidr\Desktop\qgislog.txt
>
> so the current contents of "qgis-bin.env" is:
> PATH=C:\OSGeo4W\apps\qgis\bin;C:\OSGeo4W\apps\grass\grass82\lib;C:\OSGeo4W\apps\grass\grass82\bin;C:\OSGeo4W\apps\qt5\bin;C:\OSGeo4W\apps\Python39\Scripts;C:\OSGeo4W\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\system32\WBem
> GDAL_DATA=C:\OSGeo4W\apps\gdal\share\gdal
> GDAL_DRIVER_PATH=C:\OSGeo4W\apps\gdal\lib\gdalplugins
> GDAL_FILENAME_IS_UTF8=YES
> PDAL_DRIVER_PATH=C:\OSGeo4W\apps\pdal\plugins
> GISBASE=C:\OSGeo4W\apps\grass\grass82
> GRASS_PROJSHARE=C:\OSGeo4W\share\proj
> GRASS_PYTHON=C:\OSGeo4W\bin\python3.exe
> OSGEO4W_ROOT=C:\OSGeo4W
> PROJ_LIB=C:\OSGeo4W\share\proj
> PYTHONHOME=C:\OSGeo4W\apps\Python39
> PYTHONPATH=C:\OSGeo4W\apps\grass\grass82\etc\python;
> PYTHONUTF8=1
> QGIS_PREFIX_PATH=C:/OSGeo4W/apps/qgis
> QT_PLUGIN_PATH=C:\OSGeo4W\apps\qgis\qtplugins;C:\OSGeo4W\apps\qt5\plugins
> VSI_CACHE=TRUE
> VSI_CACHE_SIZE=1000000
> O4W_QT_PREFIX=C:/OSGeo4W/apps/Qt5
> O4W_QT_BINARIES=C:/OSGeo4W/apps/Qt5/bin
> O4W_QT_PLUGINS=C:/OSGeo4W/apps/Qt5/plugins
> O4W_QT_LIBRARIES=C:/OSGeo4W/apps/Qt5/lib
> O4W_QT_TRANSLATIONS=C:/OSGeo4W/apps/Qt5/translations
> O4W_QT_HEADERS=C:/OSGeo4W/apps/Qt5/include
> QGIS_WIN_APP_NAME=OSGeo4W\QGIS Desktop 3.30.3
> SSL_CERT_DIR=C:\OSGeo4W\apps\openssl\certs
> SSL_CERT_FILE=C:\OSGeo4W\bin\curl-ca-bundle.crt
> QGIS_DEBUG=9
> QGIS_LOG_FILE=C:\Users\phidr\Desktop\qgislog.txt
>
> --
> Kind regards,
> Vedran Stojnović.
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-- 
Alessandro Pasotti
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