[Bug 1531874] Re: package grub-efi-amd64-signed 1.55.3+2.02~beta2-29ubuntu0.3 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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https://bugs.launchpad.net/bugs/1531874

Title:
  package grub-efi-amd64-signed 1.55.3+2.02~beta2-29ubuntu0.3 failed to
  install/upgrade: subprocess installed post-installation script
  returned error exit status 1

Status in grub2-signed package in Ubuntu:
  New

Bug description:
  I don't know much about Linux. I do know this error was caused by
  downloading the WINE version of the Netflix App

  ProblemType: Package
  DistroRelease: Ubuntu 15.10
  Package: grub-efi-amd64-signed 1.55.3+2.02~beta2-29ubuntu0.3
  ProcVersionSignature: Ubuntu 4.2.0-23.28-generic 4.2.6
  Uname: Linux 4.2.0-23-generic x86_64
  ApportVersion: 2.19.1-0ubuntu5
  Architecture: amd64
  Date: Thu Jan  7 06:15:00 2016
  DuplicateSignature: package:grub-efi-amd64-signed:1.55.3+2.02~beta2-29ubuntu0.3:subprocess installed post-installation script returned error exit status 1
  ErrorMessage: subprocess installed post-installation script returned error exit status 1
  InstallationDate: Installed on 2015-12-29 (9 days ago)
  InstallationMedia: Xubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
  RelatedPackageVersions:
   dpkg 1.18.2ubuntu5.1
   apt  1.0.10.2ubuntu1
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.55.3+2.02~beta2-29ubuntu0.3 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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