It seems that slick-greeter as well as lightdm-gtk-greeter can't cope with the "draw-user-background" setting. It is not working, so you have to set it to false and create your own background image. WTF
It seems that slick-greeter as well as lightdm-gtk-greeter can't cope with the "draw-user- background" setting. It is not working, so you have to set it to false and create your own background image. WTF