Comment # 26 on bug 962295 from Egbert Eich

(In reply to Stratos Zolotas from comment #24)
> I'm not spotting any difference between the "working" output from xrandr
> (when running with the previous xorg version) and the new where the monitor
> stays black (with the new xorg version).
> 
> It seems that the monitor is enabled but stays black. I can even move
> windows to it and it is displayed correctly on the KDE settings where I have
> configured the layout of the three monitors.
> 
> Can you please provide the command to force enable it with xrandr?
> 
> I'm attaching the output of xrandr -q, the monitor that stays black is the
> VGA-1-1.
> 
> Stratos.

You're right. Everything looks ok, but it is not lit. Should be fixed now,
though.
Until there is an official release, you can find it at:
http://download.opensuse.org/repositories/home:/eeich:/branches:/OBS_Maintained:/xorg-x11-server/openSUSE_Leap_42.1_Update/