Created attachment 131721 [details] observed result SUMMARY Wrong desktop render after session startup on xorg STEPS TO REPRODUCE 1. Enable second display in kscreen 2. Shutdown session and login again 3. Wait till desktop loads OBSERVED RESULT *in attachments* EXPECTED RESULT Desktop and task panel renders normally SOFTWARE/OS VERSIONS Linux/KDE Plasma: Arch linux (5.8.9-zen2-1-zen) KDE Plasma Version: 5.19.5 KDE Frameworks Version: 5.74.0 Qt Version: 5.15.1 Mesa: 20.1.7 ADDITIONAL INFORMATION Bug appeared after packages update (pacman -Syu). Bug not present with wayland session. Only with xorg. WORKGROUND Disable and enable again second display in kscreen after session login (works till session shutdown)
*** This bug has been marked as a duplicate of bug 426496 ***