Thanks for the logs. The error is Setting up colord (0.1.12-1ubuntu2) ...
Adding system user `colord' (UID 115) ...
Adding new user `colord' (UID 115) with group `colord' ...
Creating home directory `/var/lib/colord' ...
gpasswd: group 'scanner' does not exist in /etc/group
adduser: `/usr/bin/gpasswd -a colord scanner' returned error code 3. Exiting.
dpkg: error processing colord (--configure):
subprocess installed post-installation script returned error exit status 1
moving to colord
Thanks for the logs. The error is
Setting up colord (0.1.12-1ubuntu2) ...
Adding system user `colord' (UID 115) ...
Adding new user `colord' (UID 115) with group `colord' ...
Creating home directory `/var/lib/colord' ...
gpasswd: group 'scanner' does not exist in /etc/group
adduser: `/usr/bin/gpasswd -a colord scanner' returned error code 3. Exiting.
dpkg: error processing colord (--configure):
subprocess installed post-installation script returned error exit status 1
moving to colord