[Bug 1695600] [NEW] package grub-efi-amd64-signed 1.83+2.02~beta3-4ubuntu5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Per-Inge]

Public bug reported:

The computer has 3 boot-disks
sda with Ubuntu artful efi boot
sdb with W10 non efi boot
sdc with Ubuntu artful non efi boot

Problems earlier with grub on sda as sudo update-grub don't find the W10
installation.

ProblemType: Package
DistroRelease: Ubuntu 17.10
Package: grub-efi-amd64-signed 1.83+2.02~beta3-4ubuntu5
ProcVersionSignature: Ubuntu 4.10.0-21.23-generic 4.10.11
Uname: Linux 4.10.0-21-generic x86_64
ApportVersion: 2.20.5-0ubuntu4
Architecture: amd64
Date: Sat Jun  3 12:53:17 2017
DuplicateSignature:
 package:grub-efi-amd64-signed:1.83+2.02~beta3-4ubuntu5
 Setting up grub-efi-amd64-signed (1.83+2.02~beta3-4ubuntu5) ...
 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 2017-04-29 (35 days ago)
InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Alpha amd64 (20170428)
RelatedPackageVersions:
 dpkg 1.18.23ubuntu7
 apt  1.4.5
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.83+2.02~beta3-4ubuntu5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: grub2-signed (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-package artful

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https://bugs.launchpad.net/bugs/1695600

Title:
  package grub-efi-amd64-signed 1.83+2.02~beta3-4ubuntu5 failed to
  install/upgrade: subprocess installed post-installation script
  returned error exit status 1

Status in grub2-signed package in Ubuntu:
  New

Bug description:
  The computer has 3 boot-disks
  sda with Ubuntu artful efi boot
  sdb with W10 non efi boot
  sdc with Ubuntu artful non efi boot

  Problems earlier with grub on sda as sudo update-grub don't find the
  W10 installation.

  ProblemType: Package
  DistroRelease: Ubuntu 17.10
  Package: grub-efi-amd64-signed 1.83+2.02~beta3-4ubuntu5
  ProcVersionSignature: Ubuntu 4.10.0-21.23-generic 4.10.11
  Uname: Linux 4.10.0-21-generic x86_64
  ApportVersion: 2.20.5-0ubuntu4
  Architecture: amd64
  Date: Sat Jun  3 12:53:17 2017
  DuplicateSignature:
   package:grub-efi-amd64-signed:1.83+2.02~beta3-4ubuntu5
   Setting up grub-efi-amd64-signed (1.83+2.02~beta3-4ubuntu5) ...
   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 2017-04-29 (35 days ago)
  InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Alpha amd64 (20170428)
  RelatedPackageVersions:
   dpkg 1.18.23ubuntu7
   apt  1.4.5
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.83+2.02~beta3-4ubuntu5 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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