Cannot mix incompatible Qt library x with this library y

If you use

garuda-update

it will do it for you automatically.

:: sweet-theme-full-git and sweet-kde-git are in conflict (sweet-kde). Remove sweet-kde-git? [y/N] y
:: sweet-theme-full-git and sweet-cursor-theme-git are in conflict. Remove sweet-cursor-theme-git? [y/N] y
:: sweet-theme-full-git and kvantum-theme-sweet-git are in conflict. Remove kvantum-theme-sweet-git? [y/N] y
:: sweet-theme-full-git and sweet-gtk-theme-dark are in conflict. Remove sweet-gtk-theme-dark? [y/N] y
:: sweet-theme-full-git and plasma5-theme-sweet-git are in conflict. Remove plasma5-theme-sweet-git? [y/N] y

Please do not post like you are in a chat room. You can edit your post as long as no one replies.

And use search function first.