package ca-certificates 20201027ubuntu0.20.04.1 failed to install/upgrade: installed ca-certificates package post-installation script subprocess returned error exit status 1

[Niels Braczek]

1) Description: Ubuntu 20.04.1 LTS
   Release: 20.04

2) ca-certificates:
  Installiert: 20201027ubuntu0.20.04.1
  Installationskandidat: 20201027ubuntu0.20.04.1
  Versionstabelle:
 *** 20201027ubuntu0.20.04.1 500
        500 http://de.archive.ubuntu.com/ubuntu focal-updates/main amd64 Packages
        500 http://de.archive.ubuntu.com/ubuntu focal-updates/main i386 Packages
        500 http://security.ubuntu.com/ubuntu focal-security/main amd64 Packages
        500 http://security.ubuntu.com/ubuntu focal-security/main i386 Packages
        100 /var/lib/dpkg/status
     20190110ubuntu1 500
        500 http://de.archive.ubuntu.com/ubuntu focal/main amd64 Packages
        500 http://de.archive.ubuntu.com/ubuntu focal/main i386 Packages

3) Update runs smooth without errors

4) Installation error

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: ca-certificates 20201027ubuntu0.20.04.1
ProcVersionSignature: Ubuntu 5.4.0-52.57-generic 5.4.65
Uname: Linux 5.4.0-52-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.10
Architecture: amd64
CasperMD5CheckResult: skip
Date: Fri Oct 30 12:11:41 2020
ErrorMessage: installed ca-certificates package post-installation script subprocess returned error exit status 1
InstallationDate: Installed on 2014-11-02 (2188 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
PackageArchitecture: all
Python3Details: /usr/bin/python3.8, Python 3.8.5, python3-minimal, 3.8.2-0ubuntu2
PythonDetails: /usr/bin/python3.8, Python 3.8.5, unpackaged
RelatedPackageVersions:
 dpkg 1.19.7ubuntu3
 apt 2.0.2ubuntu0.1
SourcePackage: ca-certificates
Title: package ca-certificates 20201027ubuntu0.20.04.1 failed to install/upgrade: installed ca-certificates package post-installation script subprocess returned error exit status 1
UpgradeStatus: Upgraded to focal on 2020-08-02 (88 days ago)

[Launchpad Janitor (janitor)]

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