[Bug 1800216] Re: package grub-efi-amd64-signed (not installed) failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1

[Sebastien Bacher]

*** This bug is a duplicate of bug 1800340 ***
    https://bugs.launchpad.net/bugs/1800340

** This bug has been marked a duplicate of bug 1800340
   installation of grub-efi-amd64-signed fails due to "efibootmgr failed to register the boot entry: Input/output error."

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https://bugs.launchpad.net/bugs/1800216

Title:
  package grub-efi-amd64-signed (not installed) failed to
  install/upgrade: installed grub-efi-amd64-signed package post-
  installation script subprocess returned error exit status 1

Status in grub2-signed package in Ubuntu:
  New

Bug description:
  Prevents successful initial installation.

  ProblemType: Package
  DistroRelease: Ubuntu 18.04
  Package: grub-efi-amd64-signed (not installed)
  ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17
  Uname: Linux 4.15.0-20-generic x86_64
  ApportVersion: 2.20.9-0ubuntu7.4
  Architecture: amd64
  Date: Fri Oct 26 14:17:09 2018
  ErrorMessage: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
  Python3Details: /usr/bin/python3.6, Python 3.6.6, python3-minimal, 3.6.5-3ubuntu1
  PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
  RelatedPackageVersions:
   dpkg 1.19.0.5ubuntu2
   apt  1.6.6
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed (not installed) failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
  UpgradeStatus: No upgrade log present (probably fresh install)

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