package python3-uno 1:5.1.6~rc2-0ubuntu1~xenial3 failed to install/upgrade: subprocess new pre-removal script returned error exit status 1

[Richard Clark]

This was a system generated error message, straight after installing 18.04.

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: python3-uno 1:5.1.6~rc2-0ubuntu1~xenial3
ProcVersionSignature: Ubuntu 4.15.0-29.31-generic 4.15.18
Uname: Linux 4.15.0-29-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.20.9-0ubuntu7.3
Architecture: amd64
Date: Thu Aug 2 08:41:29 2018
ErrorMessage: subprocess new pre-removal script returned error exit status 1
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 1.6.3
SourcePackage: libreoffice
Title: package python3-uno 1:5.1.6~rc2-0ubuntu1~xenial3 failed to install/upgrade: subprocess new pre-removal script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)