[Bug 1910132] Re: package python3 3.8.2-0ubuntu2 failed to install/upgrade: installed python3 package pre-removal script subprocess returned error exit status 127

[Launchpad Bug Tracker]

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

** Changed in: python3-defaults (Ubuntu)
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/1910132

Title:
  package python3 3.8.2-0ubuntu2 failed to install/upgrade: installed
  python3 package pre-removal script subprocess returned error exit
  status 127

Status in python3-defaults package in Ubuntu:
  Confirmed

Bug description:
  I had python 3.8 and wanted to downgrade it to 3.7, so I purge removed
  python3.8 and tried to install python3.7 clean

  ProblemType: Package
  DistroRelease: Ubuntu 20.04
  Package: python3 3.8.2-0ubuntu2
  ProcVersionSignature: Ubuntu 5.4.0-58.64-generic 5.4.73
  Uname: Linux 5.4.0-58-generic x86_64
  NonfreeKernelModules: nvidia_modeset nvidia
  ApportVersion: 2.20.11-0ubuntu27.14
  Architecture: amd64
  CasperMD5CheckResult: skip
  Date: Mon Jan  4 19:01:37 2021
  ErrorMessage: installed python3 package pre-removal script subprocess returned error exit status 127
  InstallationDate: Installed on 2020-10-29 (66 days ago)
  InstallationMedia: Ubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
  Python3Details: /usr/bin/python3.8, Python 3.8.5, python3-minimal, 3.8.2-0ubuntu2
  PythonDetails: N/A
  RelatedPackageVersions:
   dpkg 1.19.7ubuntu3
   apt  2.0.2ubuntu0.2
  SourcePackage: python3-defaults
  Title: package python3 3.8.2-0ubuntu2 failed to install/upgrade: installed python3 package pre-removal script subprocess returned error exit status 127
  UpgradeStatus: No upgrade log present (probably fresh install)

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