Comment # 9 on bug 1169218 from Fabian Vogt

(In reply to Art Zh from comment #8)
> Additionally... After manual deletion, global themes will not fully install.
> For example, I need also will install "windows decoration" separately...
> 
> I found next solution for correct reinstall global themes
> 
> Remove or rename next folders:
> ~/.local/share/plasma/desktoptheme/
> ~/.local/share/aurorae/themes/
> ~/.local/share/color-schemes
> ~/.local/share/knewstuff3/
> ~/.local/share/icons/{theme-icons}
> ~/.local/share/wallpapers/{theme-wallpapers}
> 
> Also I removed ~/.cache/ and rebooted my system.
> 
> After the actions global theme installed is correctly.

I don't know what the expected behaviour with kpackage dependencies is when
uninstalling. Can you create a bug report upstream?