[Bug 1902608] Re: Failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 32

[Apport retracing service]

** Tags removed: need-duplicate-check

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https://bugs.launchpad.net/bugs/1902608

Title:
  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:
  New

Bug description:
  Freshly installed vm under Windows 10 HyperV.  After installation -
  applied updates Grub was unable to update itself.

  ProblemType: Package
  DistroRelease: Ubuntu 20.04
  Package: grub-efi-amd64-signed 1.142.8+2.04-1ubuntu26.6
  ProcVersionSignature: Ubuntu 5.4.0-48.52-generic 5.4.60
  Uname: Linux 5.4.0-48-generic x86_64
  NonfreeKernelModules: lkp_Ubuntu_5_4_0_48_52_generic_73
  ApportVersion: 2.20.11-0ubuntu27.10
  Architecture: amd64
  CasperMD5CheckResult: skip
  Date: Mon Nov  2 18:09:19 2020
  ErrorMessage: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 32
  Python3Details: /usr/bin/python3.8, Python 3.8.5, python3-minimal, 3.8.2-0ubuntu2
  PythonDetails: N/A
  RelatedPackageVersions:
   dpkg 1.19.7ubuntu3
   apt  2.0.2ubuntu0.1
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.142.8+2.04-1ubuntu26.6 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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