I've had a very similar experience with the upgrade to 15.04. I've just completed nearly 24hours of troubleshooting. I got around my NVIDIA problems here after a fresh install of 14.10 and some advice I found here that helped. http://ubuntuforums.org/showthread.php?t=2263316 see also my additional steps at comment #7
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1447978 Title: After update from 14.10 to 15.04 boot stops at black screen displaying "Starting version 219" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1447978/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
