[Bug 1584159] Re: package shim-signed 1.12+0.8-0ubuntu2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Steve Langasek]

*** This bug is a duplicate of bug 1582320 ***
    https://bugs.launchpad.net/bugs/1582320

** This bug has been marked a duplicate of bug 1582320
   Problem detected upon boot/login

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Title:
  package shim-signed 1.12+0.8-0ubuntu2 failed to install/upgrade:
  subprocess installed post-installation script returned error exit
  status 1

Status in shim-signed package in Ubuntu:
  New

Bug description:
  Installing ubuntu mate 16.04 on top of ubuntu 14.04 in a new partition
  until "boot" grub2 failed

  ProblemType: Package
  DistroRelease: Ubuntu 16.04
  Package: shim-signed 1.12+0.8-0ubuntu2
  ProcVersionSignature: Ubuntu 4.4.0-22.40-generic 4.4.8
  Uname: Linux 4.4.0-22-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2
  Architecture: amd64
  BootEFIContents:
   fw
   fwupx64.efi
  Date: Fri May 20 17:41:21 2016
  Df:
   Filesystem     1K-blocks     Used Available Use% Mounted on
   /dev/sda5      947399924 15906984 883344716   2% /
   /dev/sdb1       62382304  6534704  55847600  11% /cdrom
   udev             1726844        0   1726844   0% /dev
   tmpfs             348276    10104    338172   3% /run
  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
   apt  1.2.10ubuntu1
  SourcePackage: shim-signed
  Title: package shim-signed 1.12+0.8-0ubuntu2 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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