This is caused by wireless driver. Easy fix is to make network boot as a first option in BIOS (hold F2 after reboot) http://ubuntuforums.org/showthread.php?t=1811178
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/923102 Title: Ubuntu freezes on boot with Acer ao 722-C62kk (AMD APU C-60 and Radeon HD 6290) - wireless device loading issue? To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/fglrx-installer/+bug/923102/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs