package grub-efi-amd64 2.02-2ubuntu8.10 failed to install/upgrade: installed grub-efi-amd64 package post-installation script subprocess returned error exit status 127

[valadeau]

grub seemed partially crashed in starting system

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: grub-efi-amd64 2.02-2ubuntu8.10
ProcVersionSignature: Ubuntu 4.15.0-43.46-generic 4.15.18
Uname: Linux 4.15.0-43-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.5
Architecture: amd64
Date: Thu Jan 24 21:58:02 2019
ErrorMessage: installed grub-efi-amd64 package post-installation script subprocess returned error exit status 127
InstallationDate: Installed on 2019-01-22 (2 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
InvalidGrubScript: /etc/default/grub
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-43-generic root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=1
Python3Details: /usr/bin/python3.6, Python 3.6.7, python3-minimal, 3.6.7-1~18.04
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2.1
 apt 1.6.7
SourcePackage: grub2
Title: package grub-efi-amd64 2.02-2ubuntu8.10 failed to install/upgrade: installed grub-efi-amd64 package post-installation script subprocess returned error exit status 127
UpgradeStatus: No upgrade log present (probably fresh install)

[valadeau (sornin)]

no special added comment

[Launchpad Janitor (janitor)]

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

[Rafel Amer Ramon (rafel-amer)]

In Linux Mint 19.1, I get the error

Setting up grub-efi-amd64 (2.02-2ubuntu8.10) ...
db is empty
x509: Cannot open input file *.der, No such file or directory
x509: Use -help for summary.
dpkg: error processing package grub-efi-amd64 (--configure):
 installed grub-efi-amd64 package post-installation script subprocess returned error exit status 1
dpkg: dependency problems prevent configuration of grub-efi-amd64-signed:
 grub-efi-amd64-signed depends on grub-efi-amd64 | grub-pc; however:
  Package grub-efi-amd64 is not configured yet.
  Package grub-pc is not installed.

dpkg: error processing package grub-efi-amd64-signed (--configure):
 dependency problems - leaving unconfigured
No apport report written because the error message indicates its a followup error from a previous failure.
                          Errors were encountered while processing:
 grub-efi-amd64
 grub-efi-amd64-signed
E: Sub-process /usr/bin/dpkg returned an error code (1)