I also had this issue with Ubuntu 9.10 x64, the internal display is killed. Whenever I try to boot up the Ubuntu partition it displays screen sequences of red, blue, green, white and colored grey scale lines. An external display works fine however.
** Description changed: -- Karmic: CRITICAL ERROR: Ubuntu kills MacBook Pro display! https://bugs.launchpad.net/bugs/420512 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