Markus, thank you for reporting this bug to Ubuntu. Quantal reached EOL on May 16, 2014. See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases
Is this an issue in a supported release? If so, could you please execute the following command, as it will automatically gather debugging information, in a terminal: apport-collect 1099539 ** Package changed: ubuntu => linux (Ubuntu) ** Changed in: linux (Ubuntu) Importance: Undecided => Low ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1099539 Title: Can't Boot 12.10 live USB on MacBook Air To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1099539/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs