Just saw one thread in Ubuntu Forums & one in AskUbuntu where with 18.04 the Boot-Repair output from efibootmgr -v shows no ubuntu entry and only has a grub entry.
See: https://ubuntuforums.org/showthread.php?t=2396042 And: https://askubuntu.com/questions/1053895/system-always-boots-to-grub-prompt?noredirect=1#comment1722812_1053895 This user already reported that copying /EFI/grub/grub.cfg to /EFI/ubuntu/grub.cfg fixed his boot issue. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1775743 Title: [regression] Cosmic daily images 20180606-11 install but boot only to grub prompt on EFI systems To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/1775743/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs