package grub-pc 2.04-1ubuntu12.1 failed to install/upgrade: installed grub-pc package post-installation script subprocess returned error exit status 127

[Sami Peltola]

During upgrade process from ubuntu 19.04 -> 19.10

ProblemType: Package
DistroRelease: Ubuntu 19.10
Package: grub-pc 2.04-1ubuntu12.1
ProcVersionSignature: Ubuntu 5.0.0-36.39-generic 5.0.21
Uname: Linux 5.0.0-36-generic x86_64
ApportVersion: 2.20.11-0ubuntu8.2
Architecture: amd64
Date: Thu Nov 28 22:53:39 2019
ErrorMessage: installed grub-pc package post-installation script subprocess returned error exit status 127
InstallationDate: Installed on 2014-09-06 (1909 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.0.0-36-generic root=UUID=74fee7bf-dba6-4462-98c4-3232309fc9be ro quiet splash vt.handoff=7
Python3Details: /usr/bin/python3.7, Python 3.7.5, python3-minimal, 3.7.5-1
PythonDetails: /usr/bin/python2.7, Python 2.7.17rc1, python-minimal, 2.7.17-1
RelatedPackageVersions:
 dpkg 1.19.7ubuntu2
 apt 1.9.4
SourcePackage: grub2
Title: package grub-pc 2.04-1ubuntu12.1 failed to install/upgrade: installed grub-pc package post-installation script subprocess returned error exit status 127
UpgradeStatus: Upgraded to eoan on 2019-11-28 (0 days ago)

[Launchpad Janitor (janitor)]

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