Created attachment 118584 [details] screen recording STEPS TO REPRODUCE 1. start Wayland session 2. enable transparency in "widget style" kcm 3. enable blur effect in "desktop effects" kcm 5. right click on the title bar of any app and hover over the entries of the context menu OBSERVED RESULT Watch the screen recording please. EXPECTED RESULT no glitch on mouseover SOFTWARE/OS VERSIONS Operating System: Arch Linux KDE Plasma Version: 5.15.2 KDE Frameworks Version: 5.55.0 Qt Version: 5.12.1
*** This bug has been marked as a duplicate of bug 399680 ***