[Bug 1917176] Re: package grub-efi-amd64 2.04-1ubuntu26.9 failed to install/upgrade: installed grub-efi-amd64 package post-installation script subprocess returned error exit status 1

[Launchpad Bug Tracker]

Status changed to 'Confirmed' because the bug affects multiple users.

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

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Title:
  package grub-efi-amd64 2.04-1ubuntu26.9 failed to install/upgrade:
  installed grub-efi-amd64 package post-installation script subprocess
  returned error exit status 1

Status in grub2 package in Ubuntu:
  Confirmed

Bug description:
  I was attempting a boot fix and received the error: failed to get
  canonical path of '/dev/nvme0n1p2'.

  ProblemType: Package
  DistroRelease: Ubuntu 20.04
  Package: grub-efi-amd64 2.04-1ubuntu26.9
  ProcVersionSignature: Ubuntu 5.8.0-7642.47~1614007149~20.04~82fb226~dev-generic 5.8.18
  Uname: Linux 5.8.0-7642-generic x86_64
  ApportVersion: 2.20.11-0ubuntu27.16
  Architecture: amd64
  CasperMD5CheckResult: skip
  Date: Sat Feb 27 15:36:47 2021
  Df:
   Filesystem     1K-blocks     Used Available Use% Mounted on
   /dev/nvme0n1p2 490691512 17259100 448436932   4% /
   /dev/nvme0n1p1    523248     7988    515260   2% /boot/efi
   tmpfs            3277180    10096   3267084   1% /run
  ErrorMessage: installed grub-efi-amd64 package post-installation script subprocess returned error exit status 1
  InstallationDate: Installed on 2021-02-18 (8 days ago)
  InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.8.0-7642-generic root=UUID=310f68eb-51a3-4a37-b5e4-c8c7a857cda7 ro quiet splash vt.handoff=7
  Python3Details: /usr/bin/python3.8, Python 3.8.5, python3-minimal, 3.8.2-0ubuntu2
  PythonDetails: N/A
  RelatedPackageVersions:
   dpkg 1.19.7ubuntu3
   apt  2.0.4
  SourcePackage: grub2
  Title: package grub-efi-amd64 2.04-1ubuntu26.9 failed to install/upgrade: installed grub-efi-amd64 package post-installation script subprocess returned error exit status 1
  UpgradeStatus: No upgrade log present (probably fresh install)

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