package grub-efi-amd64-signed 1.66.19+2.02~beta2-36ubuntu3.19 failed to install/upgrade: grub-installs errors 'modinfo.sh doesn't exist. Please specify --target or --directory.'

[Gilberto Moura]

I dont know details. It just apear during the update.

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: grub-efi-amd64-signed 1.66.19+2.02~beta2-36ubuntu3.19
ProcVersionSignature: Ubuntu 4.10.0-35.39~16.04.1-generic 4.10.17
Uname: Linux 4.10.0-35-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.18
Architecture: amd64
Date: Wed Nov 14 09:28:59 2018
DuplicateSignature:
 package:grub-efi-amd64-signed:1.66.19+2.02~beta2-36ubuntu3.19
 Setting up grub-efi-amd64-signed (1.66.19+2.02~beta2-36ubuntu3.19) ...
 grub-install: erro: /usr/lib/grub/i386-pc/modinfo.sh doesn't exist. Please specify --target or --directory.
 dpkg: error processing package grub-efi-amd64-signed (--configure):
  subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2017-09-25 (414 days ago)
InstallationMedia: Ubuntu-GNOME 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.5
 apt 1.2.29
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.66.19+2.02~beta2-36ubuntu3.19 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

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

[Lance G. (shapeshifter499)]

This affects me, I have a HP Pro 408 G1 tablet that can run 64 bit systems but has a 32 bit UEFI bootloader. This means I need to be able to install a 32 bit Grub to boot into a 64 bit Ubuntu system.