[Bug 2154152] Re: package grub-pc 2.12-1ubuntu7.3 failed to install/upgrade: installed grub-pc package post-installation script subprocess returned error exit status 1

[Apport retracing service]

** Tags removed: need-duplicate-check

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Title:
  package grub-pc 2.12-1ubuntu7.3 failed to install/upgrade: installed
  grub-pc package post-installation script subprocess returned error
  exit status 1

Status in grub2 package in Ubuntu:
  New

Bug description:
  bug message received after upgrade -allI know

  ProblemType: Package
  DistroRelease: Ubuntu 24.04
  Package: grub-pc 2.12-1ubuntu7.3
  ProcVersionSignature: Ubuntu 5.15.0-139.149-generic 5.15.178
  Uname: Linux 5.15.0-139-generic x86_64
  NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
  ApportVersion: 2.28.1-0ubuntu3.8
  Architecture: amd64
  CasperMD5CheckResult: unknown
  Date: Wed May 20 09:27:51 2026
  ErrorMessage: installed grub-pc package post-installation script subprocess returned error exit status 1
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.15.0-139-generic root=UUID=12d26a40-3aa0-4005-9ced-277e9258c510 ro quiet splash
  Python3Details: /usr/bin/python3.12, Python 3.12.3, python3-minimal, 3.12.3-0ubuntu2.1
  PythonDetails: N/A
  RelatedPackageVersions:
   dpkg 1.22.6ubuntu6.6
   apt  2.8.3
  SourcePackage: grub2
  Title: package grub-pc 2.12-1ubuntu7.3 failed to install/upgrade: installed grub-pc package post-installation script subprocess returned error exit status 1
  UpgradeStatus: Upgraded to noble on 2026-05-20 (5 days ago)

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