Here is the error:
Removing rancid-core ... Purging configuration files for rancid-core ...
Unpacking rancid-core (from .../rancid-core_2.3.1-4_i386.deb) ... Setting up rancid-core (2.3.1-4) ... usermod: directory /var/lib/rancid exists dpkg: error processing rancid-core (--configure): subprocess post-installation script returned error exit status 12
Here is the error:
Removing rancid-core ...
Purging configuration files for rancid-core ...
Unpacking rancid-core (from .../rancid- core_2. 3.1-4_i386. deb) ...
Setting up rancid-core (2.3.1-4) ...
usermod: directory /var/lib/rancid exists
dpkg: error processing rancid-core (--configure):
subprocess post-installation script returned error exit status 12