STEPS TO REPRODUCE 1. open System Settings > Workspace behavior > Screen Locking, click on "Configure..." button 2. if Wallpaper Type is not set to "Picture of The Day" yet, set this wallpaper type and click on "Apply" button. 3. change any setting below "Wallpaper Type" combobox: notice that you can not apply the change because "Apply" button is still greyed out 3. If Wallpaper Type after the step 1 is already set to POTD, change any setting below "Wallpaper Type" combobox: again you can not apply the change because "Apply" button is still greyed out EXPECTED RESULT we can apply any change done in Screen Locking KCM SOFTWARE/OS VERSIONS Operating System: KDE neon Unstable Edition KDE Plasma Version: 5.20.80 KDE Frameworks Version: 5.77.0 Qt Version: 5.15.1
A possibly relevant merge request was started @ https://invent.kde.org/plasma/kscreenlocker/-/merge_requests/16
Git commit 1da23c525d5e912c1db293d8b33c52345668510e by David Redondo. Committed on 18/11/2020 at 10:28. Pushed by ngraham into branch 'master'. Use QuickControls 2 StackView The replace method of the Controls 1 stack view is not docuemnted and apparently does not return the item. FIXED-IN:5.20.4 M +2 -2 kcm/package/contents/ui/WallpaperConfig.qml https://invent.kde.org/plasma/kscreenlocker/commit/1da23c525d5e912c1db293d8b33c52345668510e
Git commit c4c2aeb7210eae08d499053e048704673e4a5910 by Nate Graham, on behalf of David Redondo. Committed on 18/11/2020 at 16:13. Pushed by ngraham into branch 'Plasma/5.20'. Use QuickControls 2 StackView The replace method of the Controls 1 stack view is not docuemnted and apparently does not return the item. FIXED-IN:5.20.4 (cherry picked from commit 1da23c525d5e912c1db293d8b33c52345668510e) M +2 -2 kcm/package/contents/ui/WallpaperConfig.qml https://invent.kde.org/plasma/kscreenlocker/commit/c4c2aeb7210eae08d499053e048704673e4a5910