package grub-efi-amd64 2.02-2ubuntu8.12 failed to install/upgrade: installed grub-efi-amd64 package post-installation script subprocess returned error exit status 1

[Richard Schell]

part of the do-release-upgrade process.

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: grub-efi-amd64 2.02-2ubuntu8.12
ProcVersionSignature: Ubuntu 4.4.0-142.168-generic 4.4.167
Uname: Linux 4.4.0-142-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.5
Architecture: amd64
Date: Sun Feb 17 17:31:10 2019
ErrorMessage: installed grub-efi-amd64 package post-installation script subprocess returned error exit status 1
InstallationDate: Installed on 2015-02-04 (1474 days ago)
InstallationMedia: Ubuntu-Server 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.3)
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-142-generic root=UUID=291315bf-7b87-4775-816c-7fa16b3ccd1d ro
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 1.6.8
SourcePackage: grub2
Title: package grub-efi-amd64 2.02-2ubuntu8.12 failed to install/upgrade: installed grub-efi-amd64 package post-installation script subprocess returned error exit status 1
UpgradeStatus: Upgraded to bionic on 2019-02-17 (0 days ago)

[Launchpad Janitor (janitor)]

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