Created attachment 159923 [details] screenshot STEPS TO REPRODUCE 1. open Global Theme KCM 2. click on the button used to preview any global theme 3. OBSERVED RESULT the global theme is not previews, as observed in the attached screenhot EXPECTED RESULT preview of the global theme SOFTWARE/OS VERSIONS Operating System: KDE neon Unstable Edition KDE Plasma Version: 5.27.80 KDE Frameworks Version: 5.240.0 Qt Version: 6.5.1 Graphics Platform: Wayland
Can also confirm the same behaviour.
Aha, it's the "Qt6 automatically prepends qrc:/" issue: qrc:/kcm/kcm_lookandfeel/main.qml:209:13: QML QQuickImage: Cannot open: qrc:/home/nate/kde/usr6/share/plasma/look-and-feel/org.kde.breeze.desktop/contents/previews/fullscreenpreview.jpg Let's see if I can fix it.
Git commit 6e8d604c1c3970c370b6e173b08a12a491f2ab4b by Nate Graham. Committed on 01/07/2023 at 13:12. Pushed by ngraham into branch 'master'. kcms/lookandfeel: un-break preview images In Qt 6, we need to prepend "file:/" to paths passed as URLs, or else Qt automatically prepends "qrc:/" and breaks them. FIXED-IN: 6.0 M +1 -1 kcms/lookandfeel/ui/main.qml https://invent.kde.org/plasma/plasma-workspace/-/commit/6e8d604c1c3970c370b6e173b08a12a491f2ab4b