[Bug 1930324] Re: package grub-efi-amd64-signed 1.167~16.04.2+2.04-1ubuntu44 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Apport retracing service]

** Tags removed: need-duplicate-check

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Title:
  package grub-efi-amd64-signed 1.167~16.04.2+2.04-1ubuntu44 failed to
  install/upgrade: subprocess installed post-installation script
  returned error exit status 1

Status in grub2-signed package in Ubuntu:
  New

Bug description:
  While software update, it fails and asks to report this problem.

  ProblemType: Package
  DistroRelease: Ubuntu 16.04
  Package: grub-efi-amd64-signed 1.167~16.04.2+2.04-1ubuntu44
  ProcVersionSignature: Ubuntu 4.4.0-210.242-generic 4.4.262
  Uname: Linux 4.4.0-210-generic x86_64
  NonfreeKernelModules: wl
  ApportVersion: 2.20.1-0ubuntu2.30
  Architecture: amd64
  Date: Tue Jun  1 06:49:51 2021
  ErrorMessage: subprocess installed post-installation script returned error exit status 1
  InstallationDate: Installed on 2016-12-31 (1612 days ago)
  InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
  RelatedPackageVersions:
   dpkg 1.18.4ubuntu1.7
   apt  1.2.35
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.167~16.04.2+2.04-1ubuntu44 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
  UpgradeStatus: No upgrade log present (probably fresh install)

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