[Bug 1683563] Re: package grub-efi-amd64-signed 1.80+2.02~beta3-4ubuntu2 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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Title:
  package grub-efi-amd64-signed 1.80+2.02~beta3-4ubuntu2 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 am not sure

  ProblemType: Package
  DistroRelease: Ubuntu 17.04
  Package: grub-efi-amd64-signed 1.80+2.02~beta3-4ubuntu2
  ProcVersionSignature: Ubuntu 4.10.0-19.21-generic 4.10.8
  Uname: Linux 4.10.0-19-generic x86_64
  ApportVersion: 2.20.4-0ubuntu4
  Architecture: amd64
  Date: Tue Apr 18 06:39:15 2017
  DuplicateSignature:
   package:grub-efi-amd64-signed:1.80+2.02~beta3-4ubuntu2
   Installing for x86_64-efi platform.
   grub-install: error: cannot find EFI directory.
   dpkg: error processing package shim-signed (--configure):
    subprocess installed post-installation script returned error exit status 1
  ErrorMessage: subprocess installed post-installation script returned error exit status 1
  InstallationDate: Installed on 2016-10-14 (185 days ago)
  InstallationMedia: Ubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.2)
  RelatedPackageVersions:
   dpkg 1.18.10ubuntu2
   apt  1.4
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.80+2.02~beta3-4ubuntu2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
  UpgradeStatus: Upgraded to zesty on 2017-04-18 (0 days ago)

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