package openvswitch-testcontroller 2.17.8-0ubuntu0.22.04.1 failed to install/upgrade: installed openvswitch-testcontroller package post-installation script subprocess returned error exit status 1

[Rudrita Rahman]

Unable to setup Mininet after installing from Git.

ProblemType: Package
DistroRelease: Ubuntu 22.04
Package: openvswitch-testcontroller 2.17.8-0ubuntu0.22.04.1
ProcVersionSignature: Ubuntu 6.5.0-21.21~22.04.1-generic 6.5.8
Uname: Linux 6.5.0-21-generic x86_64
ApportVersion: 2.20.11-0ubuntu82.5
AptOrdering: NULL: ConfigurePending
Architecture: amd64
CasperMD5CheckResult: pass
Date: Wed Mar 6 21:27:25 2024
DpkgTerminalLog:
 Setting up openvswitch-pki (2.17.8-0ubuntu0.22.04.1) ...
 Setting up openvswitch-testcontroller (2.17.8-0ubuntu0.22.04.1) ...
 dpkg: error processing package openvswitch-testcontroller (--configure):
  installed openvswitch-testcontroller package post-installation script subprocess returned error exit status 1
DuplicateSignature:
 package:openvswitch-testcontroller:2.17.8-0ubuntu0.22.04.1
 Setting up openvswitch-testcontroller (2.17.8-0ubuntu0.22.04.1) ...
 dpkg: error processing package openvswitch-testcontroller (--configure):
  installed openvswitch-testcontroller package post-installation script subprocess returned error exit status 1
ErrorMessage: installed openvswitch-testcontroller package post-installation script subprocess returned error exit status 1
InstallationDate: Installed on 2024-03-06 (0 days ago)
InstallationMedia: Ubuntu 22.04.3 LTS "Jammy Jellyfish" - Release amd64 (20230807.2)
Python3Details: /usr/bin/python3.10, Python 3.10.12, python3-minimal, 3.10.6-1~22.04
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.21.1ubuntu2.2
 apt 2.4.11
SourcePackage: openvswitch
Title: package openvswitch-testcontroller 2.17.8-0ubuntu0.22.04.1 failed to install/upgrade: installed openvswitch-testcontroller package post-installation script subprocess returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)