Created attachment 146664 [details] screeen recording STEPS TO REPRODUCE 1. use Wayland session 2. open Kate 3. lock your screen OBSERVED RESULT a white rectangle is visible for a few milliseconds. Please watch the attached screen recording. EXPECTED RESULT no visual glitch SOFTWARE/OS VERSIONS Operating System: KDE neon Unstable Edition KDE Plasma Version: 5.24.80 KDE Frameworks Version: 5.91.0 Qt Version: 5.15.3 Graphics Platform: Wayland
I can reproduce this when Kate isn't running.
Tested on Arch Linux running Plasma 6 alpha and neon unstable; cannot reproduce.