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Re: Two Screens. One nit displaYinG.

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On Sat, 16 May 2026 12:36:56 -0400
Paul <nospam@needed.invalid> wrote:

> On Sat, 5/16/2026 12:02 PM, pinnerite wrote:
> > On Sat, 16 May 2026 15:48:56 +0100
> > pinnerite <pinnerite@gmail.com> wrote:
> > 
> >> On Sat, 16 May 2026 12:07:36 +0200
> >> Edmund <nomail@hotmail.com> wrote:
> >>
> >>> On 5/16/26 12:02 PM, pinnerite wrote:
> >>>>
> >>>> What had been working reliably after new cables attached, suddenly
> >>>> dropped its right-hand screen.
> >>>>
> >>>> But when I boot on a Mint live flash-drive, both screens come up.
> >>>> So far I cannot seem to get it going again.
> >>>>
> >>>> The Display driver only sees one screen.
> >>>>
> >>>> I have an AMD graphics card. No Nvidia.
> >>>>
> >>>>
> >>>> :( Alan
> >>>>
> >>>>
> >>> What does the display menu tells you?
> >>>
> >>   Absolutely nothing helpful.
> >>>
> > However, ChatGPT, ulike Google's AI hit the spot:
> > 
> > sudo apt update
> > sudo apt install --reinstall \
> >   linux-image-6.8.0-84-generic \
> >   linux-modules-6.8.0-84-generic \
> >   linux-modules-extra-6.8.0-84-generic
> > 
> > sudo update-initramfs -u
> > reboot
> > 
> > And I had two screens, except the desktop icons and panel were now on
> > the left-hand screen but I can live with that.
> > 
> > Alan
> > 
> 
> So it is indicating you should reinstall your kernel (in so many words) ?
> 
> There must have been some comment text, indicating why
> it thought that was necessary. Video card driver via DKMS ?
> 
> Does that mean something happened the last time you build
> some driver or something ? The TV tuner probably isn't
> on your Daily Driver, but maybe it is.
> 
> *******
> 
> Doing a Google search, the results are filled with forums cases
> where a monitor goes missing.
> 
> In this example of a response to the problem, they blame both
> a kernel versus driver version mismatch, but I found one thread
> where someone "tried every kernel version under the sun" and it
> didn't help. This article also mention reinstalling Xorg. It would
> be unusual today, for /etc/X11 to have an xorg.conf, as the "automation"
> is supposed to generate the xorg.conf on the fly. I used to generate
> custom xorg.conf, but it was because of the crappy virtual machine
> environment which had no end of problems with video (wrong res, small res).
> 
> https://www.2bytes.org/poleznyashki-i-zametki-it/linux/how-to-revive-your-second-monitor-in-manjaro-when-the-system-doesnt-detect-it/
> 
> We're still not getting an explanation of what the root cause is,
> whether AMD and NVidia know about this, are causing this, or
> it's an XWayland problem, or whatever. Without root cause we
> are swatting at flies with an inadequate fly swatter.
> 
>    Paul

What is weird about this is that it had been working for some time
using the amd gpu driver. Why it lost the plot is an unknown.
Alan

-- 
Linux Mint 22.1 kernel version 6.8.0-84-generic Cinnamon 6.4.8
AMD Ryzen 7 7700, Radeon RX 6600, 32GB DDR5, 2TB SSD, 2TB Barracuda

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Thread

Two Screens. One nit displaYinG. pinnerite <pinnerite@gmail.com> - 2026-05-16 11:02 +0100
  Re: Two Screens. One nit displaYinG. Edmund <nomail@hotmail.com> - 2026-05-16 12:07 +0200
    Re: Two Screens. One nit displaYinG. pinnerite <pinnerite@gmail.com> - 2026-05-16 15:48 +0100
      Re: Two Screens. One nit displaYinG. pinnerite <pinnerite@gmail.com> - 2026-05-16 17:02 +0100
        Re: Two Screens. One nit displaYinG. Paul <nospam@needed.invalid> - 2026-05-16 12:36 -0400
          Re: Two Screens. One nit displaYinG. pinnerite <pinnerite@gmail.com> - 2026-05-16 21:29 +0100
            Re: Two Screens. One nit displaYinG. pinnerite <pinnerite@gmail.com> - 2026-05-16 21:52 +0100
  Re: Two Screens. One nit displaYinG. Paul <nospam@needed.invalid> - 2026-05-16 07:09 -0400
    Re: Two Screens. One nit displaYinG. pinnerite <pinnerite@gmail.com> - 2026-05-16 15:52 +0100
    Re: Two Screens. One nit displaYinG. german newsgroups <usualsuspectrider@gmail.com> - 2026-05-17 08:07 +0200
      Re: Two Screens. One nit displaYinG. german newsgroups <usualsuspectrider@gmail.com> - 2026-05-17 08:14 +0200
        Re: Two Screens. One nit displaYinG. german newsgroups <usualsuspectrider@gmail.com> - 2026-05-17 08:18 +0200
          Re: Two Screens. One nit displaYinG. german newsgroups <usualsuspectrider@gmail.com> - 2026-05-17 08:19 +0200

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