[Bug 1778230] Re: package shim-signed 1.34.9+13-0ubuntu2 failed to install/upgrade: installed shim-signed package post-installation script subprocess returned error exit status 1

[Phillip Susi]

** Changed in: grub2 (Ubuntu)
       Status: New => Incomplete

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Title:
  package shim-signed 1.34.9+13-0ubuntu2 failed to install/upgrade:
  installed shim-signed package post-installation script subprocess
  returned error exit status 1

Status in grub2 package in Ubuntu:
  Incomplete

Bug description:
  When reinstalling Ubuntu this error occur and installation got
  aborted. I have dual booted system but now grub don't ask for
  selecting OS,it directly boot into Ubuntu.

  ProblemType: Package
  DistroRelease: Ubuntu 18.04
  Package: shim-signed 1.34.9+13-0ubuntu2
  ProcVersionSignature: Ubuntu 4.15.0-23.25-generic 4.15.18
  Uname: Linux 4.15.0-23-generic x86_64
  .proc.sys.kernel.moksbstate_disabled: Error: [Errno 2] No such file or directory: '/proc/sys/kernel/moksbstate_disabled'
  ApportVersion: 2.20.9-0ubuntu7
  AptOrdering:
   shim:amd64: Install
   shim-signed:amd64: Install
   NULL: ConfigurePending
  Architecture: amd64
  BootEFIContents:
   fw
   fwupx64.efi
  Date: Fri Jun 22 18:20:28 2018
  Df:
   Filesystem     1K-blocks    Used Available Use% Mounted on
   /dev/sda8       62695244 9727612  49753092  17% /
   /dev/sdb1        7799276 1875436   5923840  25% /cdrom
   udev             1943548       0   1943548   0% /dev
   tmpfs             392948    1728    391220   1% /run
  EFIBootMgr: Error: command ['efibootmgr', '-v'] failed with exit code 2: EFI variables are not supported on this system.
  EFITables: Jun 22 18:26:11 Aditya-PC fwupd[2573]: disabling plugin because: failed to startup uefi: error listing variables: Function not implemented
  ErrorMessage: installed shim-signed package post-installation script subprocess returned error exit status 1
  Python3Details: /usr/bin/python3.6, Python 3.6.5, python3-minimal, 3.6.5-3
  PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
  RelatedPackageVersions:
   dpkg 1.19.0.5ubuntu2
   apt  1.6.1
  SourcePackage: shim-signed
  Title: package shim-signed 1.34.9+13-0ubuntu2 failed to install/upgrade: installed shim-signed package post-installation script subprocess returned error exit status 1
  UpgradeStatus: No upgrade log present (probably fresh install)

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