package url-dispatcher:amd64 0.1+16.10.20160816.1-0ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Iain Crossley]

Crash during post-install tasks upgrading from 16.04 to 16.10 directly via Software Upgrader

ProblemType: Package
DistroRelease: Ubuntu 16.10
Package: url-dispatcher:amd64 0.1+16.10.20160816.1-0ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-42.62-generic 4.4.21
Uname: Linux 4.4.0-42-generic x86_64
ApportVersion: 2.20.3-0ubuntu8
Architecture: amd64
Date: Thu Oct 13 17:32:18 2016
DuplicateSignature:
 package:url-dispatcher:amd64:0.1+16.10.20160816.1-0ubuntu1
 Setting up libunity-scopes1.0:amd64 (1.0.7+16.10.20160921-0ubuntu2) ...
 Cannot start click due to a conflict with a different locally-installed Python 'click' package. Remove it using Python packaging tools and try again.
 dpkg: error processing package libunity-scopes1.0:amd64 (--configure):
  subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2016-10-11 (2 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
RelatedPackageVersions:
 dpkg 1.18.10ubuntu1
 apt 1.3.1
SourcePackage: url-dispatcher
Title: package url-dispatcher:amd64 0.1+16.10.20160816.1-0ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to yakkety on 2016-10-13 (0 days ago)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.