I stumbled across the same issue with a GTX560. I get a blinking cursor and then the screen goes black. That's using an image downloaded on Jan 26th - which really means the issue was introduced earlier than beta1.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/952574 Title: Ubuntu 12.04 beta 1 won't boot off USB key with NVidia GTX 560 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-nouveau/+bug/952574/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
