package pppconfig 2.3.24 failed to install/upgrade: installed pppconfig package post-installation script subprocess returned error exit status 1

[Farbod Haselzadeh]

This bug result to that the OS can't install new program or update them

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: pppconfig 2.3.24
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
AptOrdering:
 blueman:amd64: Install
 NULL: ConfigurePending
Architecture: amd64
CasperMD5CheckResult: skip
Date: Tue Nov 3 07:22:01 2020
ErrorMessage: installed pppconfig package post-installation script subprocess returned error exit status 1
InstallationDate: Installed on 2016-09-18 (1506 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
PackageArchitecture: all
Python3Details: /usr/bin/python3.8, Python 3.8.5, python3-minimal, 3.8.2-0ubuntu2
PythonDetails: /usr/bin/python2.7, Python 2.7.18, python-is-python2, 2.7.17-4
RelatedPackageVersions:
 dpkg 1.19.7ubuntu3
 apt 2.0.2ubuntu0.1
SourcePackage: pppconfig
Title: package pppconfig 2.3.24 failed to install/upgrade: installed pppconfig package post-installation script subprocess returned error exit status 1
UpgradeStatus: Upgraded to focal on 2020-10-02 (31 days ago)
modified.conffile..etc.init.d.dns-clean: [deleted]