SUMMARY plasmashell Wayland crashes when I disconnect external monitor (X11 works fine) I have sent several automatic bug reports using built-in interface STEPS TO REPRODUCE 1. log-in to wayland session 2. connect external monitor, USB-C 3. diconnect external monitor OBSERVED RESULT black screen with mouse pointer only, can launch plasmashell with Alt+Space EXPECTED RESULT SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: (available in About System) KDE Plasma Version: KDE Frameworks Version: Qt Version: ADDITIONAL INFORMATION
KDE Frameworks Version: 5.90.0 Qt Version: 5.15.2 Kernel Version: 5.13.0-28-generic (64-bit) Graphics Platform: Wayland
Kubuntu 21.10
This should be fixed in Plasma 5.24 already. Please re-open if you still hit it after upgrading to 5.24.