Created attachment 164682 [details]
Desktop error

SUMMARY
***
NOTE: If you are reporting a crash, please try to attach a backtrace with debug symbols.
See https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports
***


STEPS TO REPRODUCE
1. Update KDE Neon Unstable to most recent updates
2. Start a Wayland session
3. Look at desktop, try clicking on widgets

OBSERVED RESULT
Desktop containments doesn't load, and there is an error message.  There are also error messages for other widgets such as the application launcher, notifications, and icons only task manager.  Some other widgets like notifications, clipboard, and clock work normally.

EXPECTED RESULT
Everything loads correctly.

SOFTWARE/OS VERSIONS
Windows: 
macOS: 
Linux/KDE Plasma: 
(available in About System)
KDE Plasma Version: 
KDE Frameworks Version: 
Qt Version: 

ADDITIONAL INFORMATION
file:///usr/share/plasma/plasmoids/org.kde.desktopcontainment/contents/ui/main.qml:19:1: Cannot load library /usr/lib/x86_64-linux-gnu/qt6/qml/org/kde/private/desktopcontainment/folder/libfolderplugin.so: (/lib/x86_64-linux-gnu/libKF6KIOFileWidgets.so.6: undefined symbol: _ZN16KBookmarkManager7changedERK7QStringS2_)

file:///usr/share/plasma/plasmoids/org.kde.plasma.kickoff/contents/ui/main.qml:20:1: Cannot load library /usr/lib/x86_64-linux-gnu/qt6/qml/org/kde/plasma/private/kicker/libkickerplugin.so: (/lib/x86_64-linux-gnu/libKF6KIOFileWidgets.so.6: undefined symbol: _ZN16KBookmarkManager7changedERK7QStringS2_)

file:///usr/share/plasma/plasmoids/org.kde.plasma.notifications/contents/ui/main.qml:19:1: Cannot load library /usr/lib/x86_64-linux-gnu/qt6/qml/org/kde/notificationmanager/libnotificationmanagerplugin.so: (/lib/x86_64-linux-gnu/libKF6KIOFileWidgets.so.6: undefined symbol: _ZN16KBookmarkManager7changedERK7QStringS2_)