Some system update has cleared this glitch. I also did a purge of nvidia & reboots before attempting an install of 304.134 via "Additional Drivers" software update option.
Start-Date: 2017-01-20 17:52:19 Commandline: aptdaemon role='role-commit-packages' sender=':1.116' Upgrade: libcuda1-304:amd64 (304.132-0ubuntu0.14.04.2, 304.134-0ubuntu0.14.04.1), nvidia-304:amd64 (304.132-0ubuntu0.14.04.2, 304.134-0ubuntu0.14.04.1), libseccomp2:amd64 (2.1.0+dfsg-1, 2.1.1-1ubuntu1~trusty3), nvidia-opencl-icd-304:amd64 (304.132-0ubuntu0.14.04.2, 304.134-0ubuntu0.14.04.1) End-Date: 2017-01-20 17:53:23 Start-Date: 2017-01-21 15:01:42 Commandline: /usr/sbin/synaptic Install: xserver-xorg-video-nouveau-lts-xenial-dbg:amd64 (1.0.12-1build2~trusty1) Remove: lives:amd64 (2.2.0~ds0-1), ... Purge: libcuda1-304:amd64 (304.134-0ubuntu0.14.04.1), nvidia-settings:amd64 (331.20-0ubuntu8), nvidia-304:amd64 (304.134-0ubuntu0.14.04.1), nvidia-opencl-icd-304:amd64 (304.134-0ubuntu0.14.04.1), libvdpau1:amd64 (0.7-1ubuntu0.1) End-Date: 2017-01-21 15:02:09 ** Changed in: xorg (Ubuntu) Status: New => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1656315 Title: nividia driver 304 not loading under Trusty To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1656315/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs