I just installed Ubuntu server 14.04.1 LTS on my old gaming pc to run a file server on. I got it all installed on the PC and was able to apt-get update and apt-get upgrade and install samba, openssh-server, smbclient, cifs-utils, ntp and ntpdate. I set up /etc/network/interfaces:
.
Everything looks right in there and I was still able to install packages and everything. Now, when I reboot the computer I try to install ddclient and I get:
Now I get this no matter what I try to install or update or upgrade. Any help would be appreciated!