How to switch to a particular resolution? Xorg complains "No valid modes for "DFP-1:2560x1600"; removing." and ignores my setting.

[Yuri]

On 2020-09-23 14:22, Aaron Plattner wrote:
> I think we need a better picture of what's actually connected to your 
> system and what it's reporting itself as capable of. The full output 
> of xrandr would help, and it would also help to add
>
> Option "ModeDebug"
>
> to the "Device" or "Screen" section of /etc/X11/xorg.conf, restart the 
> X server, and the attach /var/log/Xorg.0.log. 


Here is the log: https://people.freebsd.org/~yuri/Xorg.0.log


Yuri