[Bug 2107681] [NEW] dpkg can not remove broken package

[tomdean]

Public bug reported:

> sudo dpkg --purge ubuntu-realtime
(Reading database ... 165692 files and directories currently installed.)
Removing ubuntu-realtime (1.1.2) ...
Sourcing file `/etc/default/grub.d/99-realtime.cfg'
Sourcing file `/etc/default/grub.d/kdump-tools.cfg'
/usr/sbin/grub-mkconfig: 279: cannot create /boot/grub/grub.cfg.new: Directory nonexistent
dpkg: error processing package ubuntu-realtime (--purge):
 installed ubuntu-realtime package post-removal script subprocess returned error exit status 2
Errors were encountered while processing:
 ubuntu-realtime

ProblemType: Bug
DistroRelease: Ubuntu 25.04
Package: dpkg 1.22.18ubuntu2
ProcVersionSignature: Ubuntu 6.14.0-1005.5-raspi 6.14.0
Uname: Linux 6.14.0-1005-raspi aarch64
ApportVersion: 2.32.0-0ubuntu5
Architecture: arm64
CasperMD5CheckResult: unknown
CloudArchitecture: aarch64
CloudID: nocloud
CloudName: unknown
CloudPlatform: nocloud
CloudSubPlatform: config-disk (/dev/mmcblk0p1)
Date: Fri Apr 18 22:58:15 2025
ImageMediaBuild: 20250415.1
SourcePackage: dpkg
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: dpkg (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: apport-bug arm64 arm64-image plucky raspi-image

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https://bugs.launchpad.net/bugs/2107681

Title:
  dpkg can not remove broken package

Status in dpkg package in Ubuntu:
  New

Bug description:
  > sudo dpkg --purge ubuntu-realtime
  (Reading database ... 165692 files and directories currently installed.)
  Removing ubuntu-realtime (1.1.2) ...
  Sourcing file `/etc/default/grub.d/99-realtime.cfg'
  Sourcing file `/etc/default/grub.d/kdump-tools.cfg'
  /usr/sbin/grub-mkconfig: 279: cannot create /boot/grub/grub.cfg.new: Directory nonexistent
  dpkg: error processing package ubuntu-realtime (--purge):
   installed ubuntu-realtime package post-removal script subprocess returned error exit status 2
  Errors were encountered while processing:
   ubuntu-realtime

  ProblemType: Bug
  DistroRelease: Ubuntu 25.04
  Package: dpkg 1.22.18ubuntu2
  ProcVersionSignature: Ubuntu 6.14.0-1005.5-raspi 6.14.0
  Uname: Linux 6.14.0-1005-raspi aarch64
  ApportVersion: 2.32.0-0ubuntu5
  Architecture: arm64
  CasperMD5CheckResult: unknown
  CloudArchitecture: aarch64
  CloudID: nocloud
  CloudName: unknown
  CloudPlatform: nocloud
  CloudSubPlatform: config-disk (/dev/mmcblk0p1)
  Date: Fri Apr 18 22:58:15 2025
  ImageMediaBuild: 20250415.1
  SourcePackage: dpkg
  UpgradeStatus: No upgrade log present (probably fresh install)

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