RESOLVED
Hello
I applied your recommendation by placing nvidia-drm.modeset=1 in
etc/default/grub
and confirmed with
cat /proc/cmdline
BOOT_IMAGE=/boot/vmlinuz-5.13.0-35-generic
root=UUID=c8e08c76-0308-495c-8c5a-83f9aa24b1a0 ro nvidia-drm.modeset=1
I replaced the Nvidia 470 driver with the
** Changed in: mutter (Ubuntu)
Status: Incomplete => New
** Changed in: nvidia-graphics-drivers-470 (Ubuntu)
Status: Incomplete => New
** Summary changed:
- [nvidia] One monitor remains black on startup or resume from sleep
+ [nvidia][Xorg] One monitor remains black on startup or
Thank you very much for your help.
It is the LG on Displayport or Hdmi that stays black. I have noticed
that when in a dual monitor there is a VGA port connected it is always
the VGA port that is recognized in both Linux and Window; I think that
this is the characteristic of the X86
** Changed in: mutter (Ubuntu)
Status: New => Incomplete
** Changed in: nvidia-graphics-drivers-470 (Ubuntu)
Status: New => Incomplete
--
You received this bug notification because you are a member of Desktop
Packages, which is subscribed to mutter in Ubuntu.
Maybe try enabling Wayland and then see if logging into 'Ubuntu on
Wayland' avoids the problem.
To enable Wayland you will need to change the kernel parameter:
nomodeset
to:
nvidia-drm.modeset=1
and then run:
sudo update-grub
and reboot.
--
You received this bug notification because
Is it the IBM or the LG monitor that remains black?
I can't see any hints of a problem in the log. It sounds like maybe
GNOME can't uniquely identify one of the monitors and so can't remember
its preferred setting.
** Also affects: mutter (Ubuntu)
Importance: Undecided
Status: New
--
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