[Bug 1921801] Re: package grub-efi-amd64-signed 1.167+2.04-1ubuntu44 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 32

[Launchpad Bug Tracker]

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

** Changed in: grub2-signed (Ubuntu)
       Status: New => Confirmed

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Title:
  package grub-efi-amd64-signed 1.167+2.04-1ubuntu44 failed to
  install/upgrade: installed grub-efi-amd64-signed package post-
  installation script subprocess returned error exit status 32

Status in grub2-signed package in Ubuntu:
  Confirmed

Bug description:
  Not sure what the issue was. I was doing a system update after a clean
  install on an external USB I use to boot with as I have Garuda
  dragonized edition currently installed on my internal eMMC drive.

  ProblemType: Package
  DistroRelease: Ubuntu 20.10
  Package: grub-efi-amd64-signed 1.167+2.04-1ubuntu44
  ProcVersionSignature: Ubuntu 5.8.0-48.54-generic 5.8.18
  Uname: Linux 5.8.0-48-generic x86_64
  ApportVersion: 2.20.11-0ubuntu50.5
  Architecture: amd64
  CasperMD5CheckResult: skip
  Date: Mon Mar 29 17:22:49 2021
  DuplicateSignature:
   package:grub-efi-amd64-signed:1.167+2.04-1ubuntu44
   Setting up grub-efi-amd64-signed (1.167+2.04-1ubuntu44) ...
   mount: /var/lib/grub/esp: special device /, does not exist.
   dpkg: error processing package grub-efi-amd64-signed (--configure):
    installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 32
  ErrorMessage: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 32
  InstallationDate: Installed on 2021-03-29 (1 days ago)
  InstallationMedia: Ubuntu 20.10 "Groovy Gorilla" - Release amd64 (20201022)
  Python3Details: /usr/bin/python3.8, Python 3.8.6, python3-minimal, 3.8.6-0ubuntu1
  PythonDetails: N/A
  RebootRequiredPkgs:
   libc6
   gnome-shell
  RelatedPackageVersions:
   dpkg 1.20.5ubuntu2
   apt  2.1.10ubuntu0.3
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.167+2.04-1ubuntu44 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 32
  UpgradeStatus: No upgrade log present (probably fresh install)

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