[Bug 1872010] Re: package grub-efi-amd64-signed 1.139+2.04-1ubuntu24 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 2

Fri Apr 10 07:11:36 UTC 2020

*** This bug is a duplicate of bug 1871963 ***
    https://bugs.launchpad.net/bugs/1871963

** This bug has been marked a duplicate of bug 1871963
   dpkg fails to install grub-efi-amd64 signed and shim-signed

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Title:
  package grub-efi-amd64-signed 1.139+2.04-1ubuntu24 failed to
  install/upgrade: installed grub-efi-amd64-signed package post-
  installation script subprocess returned error exit status 2

Status in grub2-signed package in Ubuntu:
  New

Bug description:
  This happened after the laptop crashed suddenly. and then i gave boot
  eoor "Kernel panick error: VFS not in sync" something like that. Then
  I had to use another kernel from ubuntu recovey mode under advanced
  options and perform the following to get back into ubunut.

  below is the prompt and command I used

  (initramfs) fsck /dev/sda6

  after running above command it fixed the problem and after getting into the system, I got this current error in grub2-signed package

  ProblemType: Package
  DistroRelease: Ubuntu 20.04
  Package: grub-efi-amd64-signed 1.139+2.04-1ubuntu24
  ProcVersionSignature: Ubuntu 5.4.0-18.22-generic 5.4.24
  Uname: Linux 5.4.0-18-generic x86_64
  NonfreeKernelModules: nvidia_modeset nvidia
  ApportVersion: 2.20.11-0ubuntu26
  Architecture: amd64
  CasperMD5CheckResult: skip
  Date: Fri Apr 10 11:26:38 2020
  ErrorMessage: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 2
  InstallationDate: Installed on 2020-04-09 (0 days ago)
  InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Alpha amd64 (20200330)
  Python3Details: /usr/bin/python3.8, Python 3.8.2, python3-minimal, 3.8.2-0ubuntu2
  PythonDetails: N/A
  RelatedPackageVersions:
   dpkg 1.19.7ubuntu3
   apt  2.0.1ubuntu1
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.139+2.04-1ubuntu24 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 2
  UpgradeStatus: No upgrade log present (probably fresh install)

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