Install Ubuntu12.04.2 on test machine, then upgrade system to 14.04. After upgrade accomplished, reboot system, then it will got hang. There is only a curse on the upper left corner. So this way could not be successful.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1391439 Title: [Dell Inspiron 5545] can not boot up by Ubuntu 14.04.1 USB-key. To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1391439/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs