package mysql-common 5.8+1.0.4 failed to install/upgrade: installed mysql-common package post-removal script subprocess returned error exit status 2

[Nitish]

This came up while booting. Not sure if this is a valid one, or I just didn't do something right.

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: mysql-common 5.8+1.0.4
Uname: Linux 4.15.17-041517-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.9-0ubuntu7
AptOrdering:
 mysql-common:amd64: Purge
 NULL: ConfigurePending
 NULL: PurgePending
 NULL: ConfigurePending
Architecture: amd64
Date: Sat May 26 16:14:46 2018
Dependencies:

DpkgTerminalLog:
 Purging configuration files for mysql-common (8.0.11-1ubuntu18.04) ...
 update-alternatives: error: no alternatives for my.cnf
 dpkg: error processing package mysql-common (--purge):
  installed mysql-common package post-removal script subprocess returned error exit status 2
DuplicateSignature:
 package:mysql-common:5.8+1.0.4
 Purging configuration files for mysql-common (8.0.11-1ubuntu18.04) ...
 update-alternatives: error: no alternatives for my.cnf
 dpkg: error processing package mysql-common (--purge):
  installed mysql-common package post-removal script subprocess returned error exit status 2
ErrorMessage: installed mysql-common package post-removal script subprocess returned error exit status 2
InstallationDate: Installed on 2018-04-07 (52 days ago)
InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20180105.1)
PackageArchitecture: all
Python3Details: /usr/bin/python3.6, Python 3.6.5, python3-minimal, 3.6.5-3
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2
 apt 1.6.1
SourcePackage: mysql-defaults
Title: package mysql-common 5.8+1.0.4 failed to install/upgrade: installed mysql-common package post-removal script subprocess returned error exit status 2
UpgradeStatus: Upgraded to bionic on 2018-05-24 (5 days ago)

[Tejaksha K (tejaksha)]

pls resolve