I'm writing in to confirm that this problem persists in Kubuntu 16.04.1. I used a bootable Kubuntu usb key to install Kubuntu to an external drive, and the installer trashed my grub configuration on an *unrelated* internal Fedora hard drive.
Workaround in case anybody sees this: unplug any hard drives that you don't want the Kubuntu installer to touch prior to doing your install.... -- You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to ubiquity in Ubuntu. https://bugs.launchpad.net/bugs/1507448 Title: Kubuntu installation into external disk ruins internal disk boot whilst leaving external disk unbootable To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/1507448/+subscriptions -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs