Indeed ignoring the TV output fixes this on my computer - this laptop (T4210) doesn't have a TV output.
I think drivers shouldn't be disabling active outputs in order to probe something - and KDE's XRANDR display change stuff seems to do just that.
Indeed ignoring the TV output fixes this on my computer - this laptop (T4210) doesn't have a TV output.
I think drivers shouldn't be disabling active outputs in order to probe something - and KDE's XRANDR display change stuff seems to do just that.