[Bug 1852897] Re: package grub-efi-amd64-signed 1.66.23+2.02~beta2-36ubuntu3.23 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 1.66.23+2.02~beta2-36ubuntu3.23 failed
  to install/upgrade: subprocess installed post-installation script
  returned error exit status 1

Status in grub2-signed package in Ubuntu:
  New

Bug description:
  grub2-signed

  ProblemType: Package
  DistroRelease: Ubuntu 16.04
  Package: grub-efi-amd64-signed 1.66.23+2.02~beta2-36ubuntu3.23
  ProcVersionSignature: Ubuntu 4.15.0-70.79~16.04.1-generic 4.15.18
  Uname: Linux 4.15.0-70-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2.21
  Architecture: amd64
  Date: Sun Nov 17 10:50:00 2019
  DuplicateSignature:
   package:grub-efi-amd64-signed:1.66.23+2.02~beta2-36ubuntu3.23
   Setting up grub-efi-amd64-signed (1.66.23+2.02~beta2-36ubuntu3.23) ...
   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
  RelatedPackageVersions:
   dpkg 1.18.4ubuntu1.6
   apt  1.2.32
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.66.23+2.02~beta2-36ubuntu3.23 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
  UpgradeStatus: Upgraded to xenial on 2019-11-17 (0 days ago)

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