Created attachment 155065 [details] screenshot of the bug STEPS TO REPRODUCE 1. systemctl --user restart plasma-plasmashell.service 2. click on digital clock OBSERVED RESULT A blank calendar. EXPECTED RESULT A normal calendar. SOFTWARE/OS VERSIONS Linux/KDE Plasma: (available in About System) KDE Plasma Version: 5.26.5 KDE Frameworks Version: 5.101.0 Qt Version: 5.15.7 ADDITIONAL INFORMATION Wayland session.
When the bug happens, system journal has this message: plasmashell[90072]: qt.qpa.wayland: Wayland does not support QWindow::requestActivate()
*** This bug has been marked as a duplicate of bug 463080 ***