I also have upgraded three machines with dual boots of Windows 7/ Ubuntu 13.10 to Windows 7/Ubuntu 14.04. All three of those machines work perfectly.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1308758 Title: Ubuntu 14.04 install blocks Windows 8.1 from booting in dual boot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub/+bug/1308758/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs