[Bug 1746133] Re: package grub-efi-amd64-signed 1.85.1+2.02~beta3-4ubuntu7.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Mathieu Trudel-Lapierre]

** Tags added: bot-stop-nagging

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https://bugs.launchpad.net/bugs/1746133

Title:
  package grub-efi-amd64-signed 1.85.1+2.02~beta3-4ubuntu7.1 failed to
  install/upgrade: subprocess installed post-installation script
  returned error exit status 1

Status in grub2-signed package in Ubuntu:
  New

Bug description:
  Error on update to 17.10

  ProblemType: Package
  DistroRelease: Ubuntu 17.10
  Package: grub-efi-amd64-signed 1.85.1+2.02~beta3-4ubuntu7.1
  ProcVersionSignature: Ubuntu 4.13.0-32.35-generic 4.13.13
  Uname: Linux 4.13.0-32-generic x86_64
  ApportVersion: 2.20.7-0ubuntu3.7
  Architecture: amd64
  Date: Mon Jan 29 17:36:09 2018
  DuplicateSignature:
   package:grub-efi-amd64-signed:1.85.1+2.02~beta3-4ubuntu7.1
   Setting up grub-efi-amd64-signed (1.85.1+2.02~beta3-4ubuntu7.1) ...
   grub-install: error: /usr/lib/grub/i386-pc/modinfo.sh doesn't exist. Please specify --target or --directory.
   dpkg: error processing package grub-efi-amd64-signed (--configure):
    subprocess installed post-installation script returned error exit status 1
  ErrorMessage: subprocess installed post-installation script returned error exit status 1
  Python3Details: /usr/bin/python3.6, Python 3.6.3, python3-minimal, 3.6.3-0ubuntu2
  PythonDetails: /usr/bin/python2.7, Python 2.7.14, python-minimal, 2.7.14-2ubuntu1
  RelatedPackageVersions:
   dpkg 1.18.24ubuntu1
   apt  1.5.1
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.85.1+2.02~beta3-4ubuntu7.1 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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