Problem seems to be resolved after I downloaded and installed manually the Nvidia 440.64 drivers for my card (Quadro T2000) from the official Nvidia website (https://www.nvidia.com/download/index.aspx).
** Summary changed: - Login freezes when using Nvidia drivers 435 and 440 + Login freezes when using Nvidia drivers 435 and 440 (Ubuntu 18.04, Quadro T2000) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1866326 Title: Login freezes when using Nvidia drivers 435 and 440 (Ubuntu 18.04, Quadro T2000) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-435/+bug/1866326/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
