package gir1.2-soup-2.4:amd64 2.62.1-1ubuntu0.1 failed to install/upgrade: package is in a very bad inconsistent state; you should reinstall it before attempting configuration

the application qtiplot won't install.

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: gir1.2-soup-2.4:amd64 2.62.1-1ubuntu0.1
ProcVersionSignature: Ubuntu 4.15.0-33.36-generic 4.15.18
Uname: Linux 4.15.0-33-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.2
Architecture: amd64
Date: Tue Sep 11 01:11:50 2018
DuplicateSignature:
 package:gir1.2-soup-2.4:amd64:2.62.1-1ubuntu0.1
 Setting up libmng2:amd64 (2.0.2-0ubuntu3) ...
 dpkg: error processing package gir1.2-soup-2.4: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 2018-06-20 (81 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
Python3Details: /usr/bin/python3.6, Python 3.6.5, python3-minimal, 3.6.5-3ubuntu1
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2
 apt 1.6.3ubuntu0.1
SourcePackage: libsoup2.4
Title: package gir1.2-soup-2.4:amd64 2.62.1-1ubuntu0.1 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)