I don't think that this will be done because you can run grub-install on other devices that you don't plan on having automatically updated. If you change the uuid after imaging you should probably run dpkg- reconfigure to update grub2, then it won't need to ask later.
I subscribed Colin Watson so he will see this and correct me if I am wrong in setting this to won't fix. ** Changed in: grub2 (Ubuntu) Status: New => Won't Fix -- grub-pc should add debconf hook to update grub-pc/install_devices when using grub-install manually https://bugs.launchpad.net/bugs/668396 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs