On Thursday 5 September 2024 22:29:14 BST Michael wrote: > At a simple level you can check this file for any obvious problem: > > ~/.local/share/sddm/wayland-session.log > > Your symptom could be related to software rendering used by the kwin > compositor, as opposed to OpenGL. Mesa with appropriate USE flags should > provide what your graphics need. Have a look in kinfocenter, or run: > > qdbus6 org.kde.KWin /KWin supportInformation > > and check the section under Compositor, Compositor Type is not showing > Xrender or software rendering.
I think I know what it is: the kernel's list of firmware blobs is empty. I don't know where they all went, but it shouldn't be too hard to find them. > Beyond this I think you're into compiling stuff with debugging symbols and > trying to understand where code fails: > > https://community.kde.org/KWin/Debugging Thanks to those who helped. -- Regards, Peter.