This has been happening for a bit on a work computer that went through the built in update process to 19.10.
I seem to have gotten some relief by purging the nvidia drivers and reinstalling. YMMV 1979 sudo apt purge nvidia-prime 1980 cat /var/log/prime-supported.log 1981 cat /var/log/gpu-manager.log 1982 nvidia-smi 1983 sudo apt purge nvidia* 1984 sudo apt update 1985 sudo apt install nvidia-driver-418 1986 sudo reboot -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1825626 Title: nvLock: client timed out, taking the lock To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-desktop/+bug/1825626/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs