I can confirm this happens on my Lenovo R61 - same NVIDIA Quadro 140M card.
-- [G86GL] Latest NVIDIA drivers: X hangs with blank screen after logout. https://bugs.launchpad.net/bugs/258357 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs