bootloader failed to install: grub-install: error: cannot find EFI directory.

[Bruno Marchesi]

installing quit automatically, for bootloader was unable to be installed

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubiquity 18.04.14
ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17
Uname: Linux 4.15.0-20-generic x86_64
ApportVersion: 2.20.9-0ubuntu7
Architecture: amd64
CasperVersion: 1.394
CurrentDesktop: ubuntu:GNOME
Date: Sat Apr 28 19:05:19 2018
InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu.seed boot=casper only-ubiquity quiet splash ---
LiveMediaBuild: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
ProcEnviron:
 LANGUAGE=en_US.UTF-8
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 LC_NUMERIC=C.UTF-8
SourcePackage: grub-installer
UpgradeStatus: No upgrade log present (probably fresh install)

[dino99 (9d9)]

https://askubuntu.com/questions/853497/grub-install-error-cannot-find-efi-directory

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[dino99 (9d9)]

Manual fix: https://bugs.launchpad.net/ubuntu/+source/ubiquity/+bug/1766945/comments/3

[dino99 (9d9)]

Also see: https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/1763441/comments/2