package python2.7 2.7.15~rc1-1ubuntu0.1 failed to install/upgrade: installed python2.7 package post-installation script subprocess returned error exit status 127

[Pastor J T]

I uninstalled python2.7 using apt purge python-minimal and later installed it again

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: python2.7 2.7.15~rc1-1ubuntu0.1
ProcVersionSignature: Ubuntu 4.15.0-39.42-generic 4.15.18
Uname: Linux 4.15.0-39-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.5
Architecture: amd64
Date: Wed Nov 21 09:19:33 2018
ErrorMessage: installed python2.7 package post-installation script subprocess returned error exit status 127
InstallationDate: Installed on 2017-05-04 (566 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
Python3Details: /usr/bin/python3.6, Python 3.6.7, python3-minimal, 3.6.7-1~18.04
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2.1
 apt 1.6.6
SourcePackage: python2.7
Title: package python2.7 2.7.15~rc1-1ubuntu0.1 failed to install/upgrade: installed python2.7 package post-installation script subprocess returned error exit status 127
UpgradeStatus: Upgraded to bionic on 2018-10-02 (50 days ago)

[Rolf Leggewie (r0lf)]

from DpkgTerminalLog.txt:

Setting up python2.7 (2.7.15~rc1-1ubuntu0.1) ...
/var/lib/dpkg/info/python2.7.postinst: 9: /var/lib/dpkg/info/python2.7.postinst: /usr/bin/python2.7: not found
dpkg: error processing package python2.7 (--configure):
 installed python2.7 package post-installation script subprocess returned error exit status 127

[Launchpad Janitor (janitor)]

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