I got this as well. Also had the errors:
```Unpacking update-notifier-common (3.192.54.8) over (3.192.54.6) ...
dpkg: error processing archive
/tmp/apt-dpkg-install-6qSjIC/08-update-notifier-common_3.192.54.8_all.deb
(--unpack):
trying to overwrite '/etc/apt/apt.conf.d/10periodic', which is
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: apt-config-auto-update (Ubuntu)
Status: New => Confirmed
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package-update-indicator (2.0-1) unstable; urgency=medium
* Initial release, replacing pk-update-icon (Closes: #906839)
* Split out apt-config-auto-update to its own source package,
for the people who still need it.
-- Matthias Klumpp Sun, 16 Dec 2018 16:36:44 +0100
** Changed in:
** Also affects: update-notifier (Ubuntu Artful)
Importance: High
Status: Won't Fix
** Also affects: pk-update-icon (Ubuntu Artful)
Importance: High
Status: Triaged
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update-notifier-common has shipped /etc/apt/apt.conf.d/10periodic in
every Ubuntu flavor image we produce, and has been since at least 12.04.
pk-update-icon was introduced some time post-14.04. This needs to be
fixed in that package to not ship this file.
Conflicts is a wrong solution, because
