I can confirm this bug. plasma-desktop crashed on every restart of KDE, until I removed the org.kde.printmanager entry from .kde/share/config/plasma-desktop-appletsrc. This solved the problem for me.
I can confirm this bug. plasma-desktop crashed on every restart of KDE, until I removed the org.kde. printmanager entry from .kde/share/ config/ plasma- desktop- appletsrc. This solved the problem for me.