On Wed, Jun 5, 2019 at 4:48 PM linux guy <linuxguy123(a)gmail.com> wrote:
FWIW, I can boot the computer from the grub prompt with this.
grub> set root=(lvm/fedora/root)
rub> ls (hd0, gpt2)/
grub> linuxefi (hd0,gpt2)/linuz-4.14.13-300.fc27.x86_64 root=/dev/mapper/fedora-root
(or the rescue kernel)
grub>initrdefi (hd0,gpt2)/initramfs-4.14.13-300.fc27.x86_64.img
grub>boot
OK on Fedora 27 you can follow the UEFI reinstall steps here:
https://fedoraproject.org/wiki/GRUB_2#Updating_GRUB_2_configuration_on_UE...
Simplified, that's:
dnf reinstall grub2-efi shim
grub2-mkconfig -o /boot/efi/EFI/fedora/grub.cfg
--
Chris Murphy