This could be a duplicate of bug 1453593 and bug 1455575 Can you test the kernel located here and see if it resolves this bug: http://koti.kapsi.fi/~tjaalton/gm45
** Tags added: kernel-da-key -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1455852 Title: 15.04 will not boot on MacBook 2,1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1455852/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs