Preparing to unpack .../update-notifier_3.168.4_amd64.deb ...
Unpacking update-notifier (3.168.4) over (3.168.3) ...
Preparing to unpack .../update-manager_1%3a16.04.6_all.deb ...
Unpacking update-manager (1:16.04.6) over (1:16.04.5) ...
Preparing to unpack .../update-manager-core_1%3a16.04.6_all.deb ...
Unpacking update-manager-core (1:16.04.6) over (1:16.04.5) ...
Preparing to unpack .../python3-update-manager_1%3a16.04.6_all.deb ...
Unpacking python3-update-manager (1:16.04.6) over (1:16.04.5) ...
Preparing to unpack .../update-notifier-common_3.168.4_all.deb ...
Unpacking update-notifier-common (3.168.4) over (3.168.3) ...
Processing triggers for hicolor-icon-theme (0.15-0ubuntu1) ...
Processing triggers for libglib2.0-0:amd64 (2.48.2-0ubuntu1) ...
Processing triggers for gconf2 (3.2.6-3ubuntu6) ...
Processing triggers for gnome-menus (3.13.3-6ubuntu3.1) ...
Processing triggers for desktop-file-utils (0.22-1ubuntu5) ...
Processing triggers for mime-support (3.59ubuntu1) ...
Processing triggers for man-db (2.7.5-1) ...
dpkg: error processing package gnome-software-common (--configure):
 package gnome-software-common is already installed and configured
dpkg: error processing package gnome-software (--configure):
 package gnome-software is already installed and configured