debian:/home/christopher# apt-get update
Ign cdrom://[Debian GNU/Linux 4.0 r0 _Etch_ - Official i386 NETINST Binary-1 20070407-11:29] etch Release.gpg
Ign cdrom://[Debian GNU/Linux 4.0 r0 _Etch_ - Official i386 NETINST Binary-1 20070407-11:29] etch Release
Ign cdrom://[Debian GNU/Linux 4.0 r0 _Etch_ - Official i386 NETINST Binary-1 20070407-11:29] etch/contrib Packages/DiffIndex
Ign cdrom://[Debian GNU/Linux 4.0 r0 _Etch_ - Official i386 NETINST Binary-1 20070407-11:29] etch/main Packages/DiffIndex
Get:1 http://ftp.debian.org etch Release.gpg [378B]
Hit http://ftp.debian.org etch Release
Err http://ftp.debian.org etch Release

Get:2 http://security.debian.org etch/updates Release.gpg [189B]
Get:3 http://ftp.debian.org etch Release [58.2kB]
Hit http://security.debian.org etch/updates Release
Err http://security.debian.org etch/updates Release

Get:4 http://security.debian.org etch/updates Release [22.5kB]
Ign http://ftp.debian.org etch Release
Ign http://ftp.debian.org etch/main Packages/DiffIndex
Ign http://ftp.debian.org etch/main Sources/DiffIndex
Ign http://security.debian.org etch/updates Release
Hit http://ftp.debian.org etch/main Packages
Hit http://ftp.debian.org etch/main Sources
Ign http://security.debian.org etch/updates/main Packages/DiffIndex
Ign http://security.debian.org etch/updates/contrib Packages/DiffIndex
Ign http://security.debian.org etch/updates/main Sources/DiffIndex
Ign http://security.debian.org etch/updates/contrib Sources/DiffIndex
Hit http://security.debian.org etch/updates/main Packages
Hit http://security.debian.org etch/updates/contrib Packages
Hit http://security.debian.org etch/updates/main Sources
Hit http://security.debian.org etch/updates/contrib Sources
Fetched 81.2kB in 1s (46.9kB/s)
Reading package lists... Done
W: GPG error: http://ftp.debian.org etch Release: Unknown error executing gpgv
W: GPG error: http://security.debian.org etch/updates Release: Unknown error executing gpgv
W: You may want to run apt-get update to correct these problems