package grub-efi-amd64-signed 1.66.2+2.02~beta2-36ubuntu3.2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[gerald]

Ubuntu will not update

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: grub-efi-amd64-signed 1.66.2+2.02~beta2-36ubuntu3.2
ProcVersionSignature: Ubuntu 3.5.0-54.81~precise1-generic 3.5.7.33
Uname: Linux 3.5.0-54-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.4
Architecture: amd64
Date: Sat Dec 17 23:07:50 2016
DuplicateSignature:
 package:grub-efi-amd64-signed:1.66.2+2.02~beta2-36ubuntu3.2
 Setting up grub-efi-amd64-signed (1.66.2+2.02~beta2-36ubuntu3.2) ...
 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
InstallationDate: Installed on 2014-09-18 (831 days ago)
InstallationMedia: Ubuntu 12.04.2 LTS "Precise Pangolin" - Release amd64 (20130213)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.1
 apt 1.2.15ubuntu0.2
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.66.2+2.02~beta2-36ubuntu3.2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to xenial on 2016-06-23 (187 days ago)

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1617721, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.