BTW, the workaround from: https://forums.developer.nvidia.com/t/fixed- suspend-resume-issues-with-the-driver- version-470/187150/3?u=cirosantilli worked for me. I wouldn't expect that workaround to be affected by lightdm vs gdm3, but maybe it is:
sudo systemctl stop nvidia-suspend.service sudo systemctl stop nvidia-hibernate.service sudo systemctl stop nvidia-resume.service sudo systemctl disable nvidia-suspend.service sudo systemctl disable nvidia-hibernate.service sudo systemctl disable nvidia-resume.service sudo mv /lib/systemd/system-sleep/nvidia ~/nvidia.bak -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1946303 Title: No video after wake from S3 due to Nvidia driver crash To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-470/+bug/1946303/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs