[Bug 1740749] Re: package grub-efi-amd64-signed 1.66.14+2.02~beta2-36ubuntu3.14 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Seth Arnold]

*** This bug is a duplicate of bug 1728592 ***
    https://bugs.launchpad.net/bugs/1728592

** Information type changed from Private Security to Public

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Title:
  package grub-efi-amd64-signed 1.66.14+2.02~beta2-36ubuntu3.14 failed
  to install/upgrade: subprocess installed post-installation script
  returned error exit status 1

Status in grub2-signed package in Ubuntu:
  New

Bug description:
  .

  ProblemType: Package
  DistroRelease: Ubuntu 16.04
  Package: grub-efi-amd64-signed 1.66.14+2.02~beta2-36ubuntu3.14
  ProcVersionSignature: Ubuntu 4.10.0-42.46~16.04.1-generic 4.10.17
  Uname: Linux 4.10.0-42-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2.14
  Architecture: amd64
  Date: Mon Jan  1 12:58:48 2018
  DpkgHistoryLog:
   Start-Date: 2018-01-01  12:58:42
   Commandline: aptdaemon role='role-commit-packages' sender=':1.358'
   Upgrade: firefox-locale-en:amd64 (57.0.1+build2-0ubuntu0.16.04.1, 57.0.3+build1-0ubuntu0.16.04.1), firefox:amd64 (57.0.1+build2-0ubuntu0.16.04.1, 57.0.3+build1-0ubuntu0.16.04.1)
  ErrorMessage: subprocess installed post-installation script returned error exit status 1
  InstallationDate: Installed on 2017-03-13 (293 days ago)
  InstallationMedia: Ubuntu 16.04.2 LTS "Xenial Xerus" - Release amd64 (20170215.2)
  RelatedPackageVersions:
   dpkg 1.18.4ubuntu1.3
   apt  1.2.24
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.66.14+2.02~beta2-36ubuntu3.14 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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