package libqt5core5a:amd64 5.12.8+dfsg-0ubuntu1 failed to install/upgrade: package is in a very bad inconsistent state; you should reinstall it before attempting configuration

[James Henry Jenkins]

Can't install Calibre

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: libqt5core5a:amd64 5.12.8+dfsg-0ubuntu1
ProcVersionSignature: Ubuntu 5.8.0-41.46~20.04.1-generic 5.8.18
Uname: Linux 5.8.0-41-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.14
Architecture: amd64
CasperMD5CheckResult: skip
Date: Sun Jan 31 08:19:03 2021
DuplicateSignature:
 package:libqt5core5a:amd64:5.12.8+dfsg-0ubuntu1
 Setting up netpbm (2:10.0-15.3build1) ...
 dpkg: error processing package libqt5core5a:amd64 (--configure):
  package is in a very bad inconsistent state; you should
ErrorMessage: package is in a very bad inconsistent state; you should reinstall it before attempting configuration
InstallationDate: Installed on 2021-01-02 (29 days ago)
InstallationMedia: Ubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
Python3Details: /usr/bin/python3.8, Python 3.8.5, python3-minimal, 3.8.2-0ubuntu2
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.19.7ubuntu3
 apt 2.0.4
SourcePackage: qtbase-opensource-src
Title: package libqt5core5a:amd64 5.12.8+dfsg-0ubuntu1 failed to install/upgrade: package is in a very bad inconsistent state; you should reinstall it before attempting configuration
UpgradeStatus: No upgrade log present (probably fresh install)