[Bug 1510183] Re: Upgrading to Ububtu 15.10. package grub-pc 2.02~beta2-29 failed to install/upgrade: subprocess installed post-installation script returned error exit status 127

[Phillip Susi]

You appear to have copied /boot/grub/grub.cfg to /etc/default/grub.  You
will need to delete this file and run apt-get install --reinstall grub-
pc to replace it with the original contents.


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

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Title:
  Upgrading to Ububtu 15.10. package grub-pc 2.02~beta2-29 failed to
  install/upgrade: subprocess installed post-installation script
  returned error exit status 127

Status in grub2 package in Ubuntu:
  Invalid

Bug description:
  Upgrading to Ububtu 15.10.

  ProblemType: Package
  DistroRelease: Ubuntu 15.10
  Package: grub-pc 2.02~beta2-29
  ProcVersionSignature: Ubuntu 3.19.0-21.21-generic 3.19.8
  Uname: Linux 3.19.0-21-generic x86_64
  ApportVersion: 2.19.1-0ubuntu3
  Architecture: amd64
  Date: Mon Oct 26 10:35:23 2015
  DuplicateSignature: package:grub-pc:2.02~beta2-29:subprocess installed post-installation script returned error exit status 127
  ErrorMessage: subprocess installed post-installation script returned error exit status 127
  InstallationDate: Installed on 2015-06-11 (137 days ago)
  InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
  InvalidGrubScript: /etc/default/grub
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-21-generic root=UUID=b059f5d9-f1c1-489d-a464-c29d220f90e2 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   dpkg 1.18.2ubuntu5
   apt  1.0.10.2ubuntu1
  SourcePackage: grub2
  Title: package grub-pc 2.02~beta2-29 failed to install/upgrade: subprocess installed post-installation script returned error exit status 127
  UpgradeStatus: Upgraded to wily on 2015-10-26 (0 days ago)

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