apt-get problem

[Bill Vance]

For some reason apt-get seems to think I want what I allready
have.  It's giving the following error msg(s).  Not only that,
but it's the 32 bit version, and I'm running a 64 bit system
now.  Anybody know how I can clear this out?

Bill


Ign http://extras.ubuntu.com precise/main Translation-en
W: Failed to fetch cdrom://Kubuntu 12.04.5 LTS _Precise Pangolin_ - 
Release i386 (20140807.1)/dists/precise/main/binary-i386/Packages
Please use apt-cdrom to make this CD-ROM recognized by APT.
apt-get update cannot be used to add new CD-ROMs

E: Some index files failed to download. They have been ignored, or
old ones used instead.