[Bug 1713406] Re: this always happened when installing new apps: package shim-signed 1.27~16.04.1+0.9+1474479173.6c180c6-1ubuntu1 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:
  this always happened when installing new apps: package shim-signed
  1.27~16.04.1+0.9+1474479173.6c180c6-1ubuntu1 failed to
  install/upgrade: subprocess installed post-installation script
  returned error exit status 1

Status in shim-signed package in Ubuntu:
  New

Bug description:
  this always happened when installing new apps
  i just ignored it, sometimes the apps work, hit and miss

  ProblemType: Package
  DistroRelease: Ubuntu 16.04
  Package: shim-signed 1.27~16.04.1+0.9+1474479173.6c180c6-1ubuntu1
  ProcVersionSignature: Ubuntu 4.8.0-52.55~16.04.1-generic 4.8.17
  Uname: Linux 4.8.0-52-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2.5
  Architecture: amd64
  BootEFIContents:
   fw
   fwupx64.efi
  Date: Mon Aug 28 12:52:25 2017
  DpkgHistoryLog:
   Start-Date: 2017-08-28  12:51:46
   Commandline: aptdaemon role='role-commit-packages' sender=':1.42'
   Install: libgegl-0.3-0:amd64 (0.3.4-1ubuntu2, automatic), gimp-help-common:amd64 (2.8.2-0.1, automatic), libraw15:amd64 (0.17.1-1, automatic), gimp-data:amd64 (2.8.16-1ubuntu1.1, automatic), gimp:amd64 (2.8.16-1ubuntu1.1, automatic), libgutenprintui2-1:amd64 (5.2.11-1, automatic), libilmbase12:amd64 (2.2.0-11ubuntu2, automatic), libbabl-0.1-0:amd64 (0.1.16-1, automatic), gimp-gmic:amd64 (1.6.8-3), libgutenprint2:amd64 (5.2.11-1, automatic), gutenprint-locales:amd64 (5.2.11-1, automatic), libopenexr22:amd64 (2.2.0-10ubuntu2, automatic), gimp-gutenprint:amd64 (5.2.11-1), python-gtk2:amd64 (2.24.0-4ubuntu1, automatic), libgimp2.0:amd64 (2.8.16-1ubuntu1.1, automatic), libjasper1:amd64 (1.900.1-debian1-2.4ubuntu1.1, automatic), gimp-help-en:amd64 (2.8.2-0.1, automatic), python-gobject-2:amd64 (2.28.6-12ubuntu1, automatic)
  DuplicateSignature:
   package:shim-signed:1.27~16.04.1+0.9+1474479173.6c180c6-1ubuntu1
   Setting up grub-efi-amd64-signed (1.66.9+2.02~beta2-36ubuntu3.9) ...
   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
  EFIBootMgr: Error: command ['efibootmgr', '-v'] failed with exit code 2: efibootmgr: EFI variables are not supported on this system.
  ErrorMessage: subprocess installed post-installation script returned error exit status 1
  RelatedPackageVersions:
   dpkg 1.18.4ubuntu1.2
   apt  1.2.20
  SourcePackage: shim-signed
  Title: package shim-signed 1.27~16.04.1+0.9+1474479173.6c180c6-1ubuntu1 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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