package apt-config-auto-update (not installed) failed to install/upgrade: trying to overwrite '/etc/apt/apt.conf.d/10periodic', which is also in package update-notifier-common 3.192.7

[bruce]

Description: Ubuntu Cosmic Cuttlefish (development branch)
Release: 18.10
apt-config-auto-update:
  Installed: (none)
  Candidate: 2.0.0-2
  Version table:
     2.0.0-2 500
        500 http://nz.archive.ubuntu.com/ubuntu cosmic/universe amd64 Packages
        500 http://nz.archive.ubuntu.com/ubuntu cosmic/universe i386 Packages
        500 http://nz2.archive.ubuntu.com/ubuntu artful/universe amd64 Packages
        500 http://nz2.archive.ubuntu.com/ubuntu artful/universe i386 Packages
        500 http://nz2.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
        500 http://nz2.archive.ubuntu.com/ubuntu bionic/universe i386 Packages
     2.0.0-1 500
        500 http://nz2.archive.ubuntu.com/ubuntu xenial/universe amd64 Packages
        500 http://nz2.archive.ubuntu.com/ubuntu xenial/universe i386 Packages

apt-config-auto-update_2.0.0-2_all.deb
dpkg: error processing archive /var/cache/apt/archives/apt-config-auto-update_2.0.0-2_all.deb (--unpack):
trying to overwrite '/etc/apt/apt.conf.d/10periodic', which is also in package update-notifier-common 3.192.7
Errors were encountered while processing: /var/cache/apt/archives/apt-config-auto-update_2.0.0-2_all.deb

ProblemType: Package
DistroRelease: Ubuntu 18.10
Package: apt-config-auto-update (not installed)
ProcVersionSignature: Ubuntu 4.18.0-8.9-generic 4.18.7
Uname: Linux 4.18.0-8-generic x86_64
ApportVersion: 2.20.10-0ubuntu11
Architecture: amd64
Date: Thu Oct 4 12:51:00 2018
DuplicateSignature:
 package:apt-config-auto-update:(not installed)
 Unpacking apt-config-auto-update (2.0.0-2) ...
 dpkg: error processing archive /tmp/apt-dpkg-install-Bnkif9/096-apt-config-auto-update_2.0.0-2_all.deb (--unpack):
  trying to overwrite '/etc/apt/apt.conf.d/10periodic', which is also in package update-notifier-common 3.192.7
ErrorMessage: trying to overwrite '/etc/apt/apt.conf.d/10periodic', which is also in package update-notifier-common 3.192.7
InstallationDate: Installed on 2018-09-27 (9 days ago)
InstallationMedia: Ubuntu 18.10 "Cosmic Cuttlefish" - Alpha amd64 (20180723)
Python3Details: /usr/bin/python3.6, Python 3.6.7rc1, python3-minimal, 3.6.6-1
PythonDetails: /usr/bin/python2.7, Python 2.7.15+, python-minimal, 2.7.15-3
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu5
 apt 1.7.0~rc2ubuntu1
SourcePackage: pk-update-icon
Title: package apt-config-auto-update (not installed) failed to install/upgrade: trying to overwrite '/etc/apt/apt.conf.d/10periodic', which is also in package update-notifier-common 3.192.7
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

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