Wow, thanks to every one helping to solve this problem. You saved me 400€ for not replacing my mainboard as the guy in the apple store suggest ;-)
I have a macbook pro (mid2009 or 5,5) and was affected by this too. Comment #30 worked for me. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/774089 Title: Booting fails 3 times, works every fourth time after new install of Natty Narwhal amd64 on Macbook Pro -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
