The option is given because you can choose to continue in EFI mode, and go ahead and create an EFI system partition, and then successfully install in EFI mode.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1574446 Title: installation to coexist with 12.04 failed - grub-efi-amd64-signed pkg did not install To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/1574446/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
