In other words, the init.d scripts are supposed to be the first ones run, so they can look at the state of the drive as it is when you first boot the installer. Instead, ubiquity is running the visual.d scripts first, so they decide to add an efi system partition, and then ubiquity runs the init.d scripts after that, so they see the ( partially created ) new partition.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1418706 Title: Vivid: UEFI: blank drive incorrectly detected as existing BIOS-mode install To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/partman-auto/+bug/1418706/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs