There's been no response on this critical regression that has started happening recently, so I assume it has been introduced by some recent update.
https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-304/+bug/1593468 (this is on wily) -- Ubuntu-quality mailing list Ubuntu-quality@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-quality