package phpmyadmin 4:4.9.5+dfsg1-2 failed to install/upgrade: installed phpmyadmin package post-installation script subprocess returned error exit status 1

[Abhisek Roy]

 ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: phpmyadmin 4:4.9.5+dfsg1-2
ProcVersionSignature: Ubuntu 5.8.0-63.71~20.04.1-generic 5.8.18
Uname: Linux 5.8.0-63-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu27.18
Architecture: amd64
CasperMD5CheckResult: skip
Date: Sat Jul 24 23:15:26 2021
ErrorMessage: installed phpmyadmin package post-installation script subprocess returned error exit status 1
InstallationDate: Installed on 2021-07-24 (0 days ago)
InstallationMedia: Ubuntu 20.04.2.0 LTS "Focal Fossa" - Release amd64 (20210209.1)
PackageArchitecture: all
Python3Details: /usr/bin/python3.8, Python 3.8.10, python3-minimal, 3.8.2-0ubuntu2
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.19.7ubuntu3
 apt 2.0.6
SourcePackage: phpmyadmin
Title: package phpmyadmin 4:4.9.5+dfsg1-2 failed to install/upgrade: installed phpmyadmin package post-installation script subprocess returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)