#This is the contents of my sources.list that covers all the official repos.
#File is located at etc/apt/sources.list   Needs to be edited as root, ie sudo or gksudo

deb http://archive.ubuntu.com/ubuntu/ dapper main restricted universe multiverse
deb http://security.ubuntu.com/ubuntu/ dapper-security main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ dapper-updates main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ dapper-backports main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ dapper main restricted universe multiverse
deb-src http://security.ubuntu.com/ubuntu/ dapper-security main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ dapper-updates main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ dapper-backports main restricted universe multiverse