output of "kinfocenter" in Konsole: $ kinfocenter kf5.kxmlgui: cannot find .rc file "kinfocenterui.rc" for component "kinfocenter" file:///usr/share/kpackage/genericqml/org.kde.systemsettings.sidebar/contents/ui/SubCategoryPage.qml:141:9: QML Connections: Cannot assign to non-existent property "onActiveSubCategoryChanged" QQmlEngine::setContextForObject(): Object already has a QQmlContext Couldn't load plugin: "The shared library was not found." Operating System: KDE neon Unstable Edition KDE Plasma Version: 5.18.80 KDE Frameworks Version: 5.67.0 Qt Version: 5.13.2
This looks like a packaging error in Neon unstable. Should be fixed soon-ish.
couldn't reproduce this afternoon FWIW
fixed on my system.