On 07/12/17 08:39, Ranjan Maitra wrote:
> Hello,
>
> My second monitor has stopped working after an upgrade to Fedora 26 using dnf system-upgrade.
>
> Also, arandr is busted: here is what I get.
>
> $ arandr
> Traceback (most recent call last):
> File "/bin/arandr", line 42, in <module>
> main()
> File "/usr/lib/python2.7/site-packages/screenlayout/gui.py", line 318, in main
> force_version=options.force_version
> File "/usr/lib/python2.7/site-packages/screenlayout/gui.py", line 157, in __init__
> self.widget = widget.ARandRWidget(display=randr_display, force_version=force_version)
> File "/usr/lib/python2.7/site-packages/screenlayout/widget.py", line 48, in __init__
> self._xrandr = XRandR(display=display, force_version=force_version)
> File "/usr/lib/python2.7/site-packages/screenlayout/xrandr.py", line 42, in __init__
> raise Exception("XRandR 1.2/1.3 required.")
> Exception: XRandR 1.2/1.3 required.
You can run "arandr --force-version" to get it to run.
>
> And here is the output from xrandr:
>
>
> $ xrandr
> Screen 0: minimum 320 x 200, current 1920 x 1200, maximum 16384 x 16384
> DVI-I-1 connected primary 1920x1200+0+0 (normal left inverted right x axis y axis) 519mm x 324mm
> 1920x1200 59.95*+
> 1600x1200 65.00 60.00
> 1400x1050 74.76 59.98
> 1280x1024 75.02 60.02
> 1280x960 60.00
> 1152x864 75.00
> 1024x768 75.05 60.04 75.03 70.07 60.00
> 960x720 75.00 60.00
> 928x696 75.00 60.05
> 896x672 75.05 60.01
> 832x624 74.55
> 800x600 75.00 70.00 65.00 60.00 72.19 75.00 60.32 56.25
> 700x525 74.76 59.98
> 640x512 75.02 60.02
> 640x480 60.00 75.00 72.81 75.00 59.94
> 720x400 70.08
> 576x432 75.00
> 512x384 75.03 70.07 60.00
> 416x312 74.66
> 400x300 72.19 75.12 60.32 56.34
> 320x240 72.81 75.00 60.05
> DP-1 disconnected (normal left inverted right x axis y axis)
>
> Why is the second one disconnected above? It was fine (and connected) before the upgrade.
>
> Any suggestions as to what I should be trying?
>
What is your video card and what drivers are you using? I sort of had the same
problem. I use the nVidia drivers from rpmfusion and the system came up without the
second display due to the driver not getting built for the kernel.
--
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