SUMMARY ... but slider works. SOFTWARE/OS VERSIONS KDE Plasma Version: 5.18.4 KDE Frameworks Version: 5.69 Qt Version: 5.15 Beta
I can't reproduce with Gwenview 20.08.2 on Wayland session of Plasma 5.20, Arch Linux.
Unable to reproduce on KDE Neon Wayland. SOFTWARE/OS VERSIONS KDE Plasma Version: 5.21.80 KDE Frameworks Version: 5.79.0 Qt Version: 5.15.2
I can't reproduce either. SOFTWARE/OS VERSIONS KDE Plasma Version: 5.21 Beta KDE Frameworks Version: 5.78 Qt Version: 5.15.2