Created attachment 105652 [details] journalctl -ab When I try to login via sddm, I get black screen. journalctl shows this error: plasmashell[815]: The Wayland connection experienced a fatal error (Protocol error) Tried a nested setup: $ export $(dbus-launch) $ kwin_wayland --xwayland No backend specified through command line argument, trying auto resolution kwin_core: choose config failed kwin_core: Creating egl surface failed kwin_core: Failed to initialize compositing, compositing disabled kwin_core: The used windowing system requires compositing kwin_core: We are going to quit KWin now as it is broken Segmentation fault (core dumped) My hardware is the HP Spectre 15" with intel/nvidia > lspci -nn 00:02.0 VGA compatible controller [0300]: Intel Corporation Device [8086:5916] (rev 02) 00:13.0 Non-VGA unclassified device [0000]: Intel Corporation Device [8086:9d35] (rev 21) 01:00.0 3D controller [0302]: NVIDIA Corporation GM108M [GeForce 940MX] [10de:134d] (rev ff) However, my nvidia is disabled as can be verified by: > cat /proc/acpi/bbswitch 0000:01:00.0 OFF The full journalctl log is attached
Maybe this article can help to investigate it further: https://blog.martin-graesslin.com/blog/2016/07/why-does-kwin_wayland-not-start/