[Bug 1750871] Re: package grub-common 2.02~beta3-4ubuntu7.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Brian Murray]

*** This bug is a duplicate of bug 1705345 ***
    https://bugs.launchpad.net/bugs/1705345

Thank you for taking the time to report this bug and helping to make
Ubuntu better. This particular bug has already been reported and is a
duplicate of bug 1705345, so it 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.

** This bug has been marked a duplicate of bug 1705345
   Installing packages hangs on plymouth --ping

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https://bugs.launchpad.net/bugs/1750871

Title:
  package grub-common 2.02~beta3-4ubuntu7.1 failed to install/upgrade:
  subprocess installed post-installation script returned error exit
  status 1

Status in grub2 package in Ubuntu:
  New

Bug description:
  installation failed

  ProblemType: Package
  DistroRelease: Ubuntu 17.10
  Package: grub-common 2.02~beta3-4ubuntu7.1
  ProcVersionSignature: Ubuntu 4.13.0-32.35-generic 4.13.13
  Uname: Linux 4.13.0-32-generic x86_64
  ApportVersion: 2.20.7-0ubuntu3.7
  Architecture: amd64
  Date: Wed Feb 21 18:26:39 2018
  ErrorMessage: subprocess installed post-installation script returned error exit status 1
  InstallationDate: Installed on 2016-12-07 (440 days ago)
  InstallationMedia: Ubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.2)
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-32-generic.efi.signed root=UUID=4d15e05c-518f-4ba7-a749-957feb5b146d ro quiet splash vt.handoff=7
  Python3Details: /usr/bin/python3.6, Python 3.6.3, python3-minimal, 3.6.3-0ubuntu2
  PythonDetails: /root/Error: command ['which', 'python'] failed with exit code 1:, Error: [Errno 2] No such file or directory: "/root/Error: command ['which', 'python'] failed with exit code 1:": "/root/Error: command ['which', 'python'] failed with exit code 1:", unpackaged
  RelatedPackageVersions:
   dpkg 1.18.24ubuntu1
   apt  1.5.1
  SourcePackage: grub2
  Title: package grub-common 2.02~beta3-4ubuntu7.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
  UpgradeStatus: Upgraded to artful on 2017-10-25 (119 days ago)

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