I put that in and I get:
Get:1
http://security.ubuntu.com lucid-security Release.gpg [198B]
Hit
http://ca.archive.ubuntu.com lucid Release.gpg
Ign
http://security.ubuntu.com/ubuntu/ lucid-security/main Translation-en_CA
Get:2
http://ca.archive.ubuntu.com/ubuntu/ lucid/main Translation-en_CA [10.3kB]
Get:3
http://ca.archive.ubuntu.com/ubuntu/ lucid/universe Translation-en_CA [663B]
Ign
http://security.ubuntu.com/ubuntu/ lucid-security/universe Translation-en_CA
Ign
http://ca.archive.ubuntu.com/ubuntu/ lucid/multiverse Translation-en_CA
Ign
http://security.ubuntu.com/ubuntu/ lucid-security/multiverse Translation-en_CA
Get:4
http://ca.archive.ubuntu.com lucid-updates Release.gpg [198B]
Get:5
http://security.ubuntu.com lucid-security Release [38.5kB]
Ign
http://security.ubuntu.com lucid-security Release
Ign
http://ca.archive.ubuntu.com/ubuntu/ lucid-updates/main Translation-en_CA
Get:6
http://security.ubuntu.com lucid-security/main Packages [99.2kB]
Ign
http://ca.archive.ubuntu.com/ubuntu/ lucid-updates/universe Translation-en_CA
Ign
http://ca.archive.ubuntu.com/ubuntu/ lucid-updates/multiverse Translation-en_CA
Get:7
http://security.ubuntu.com lucid-security/main Sources [35.6kB]
Get:8
http://ca.archive.ubuntu.com lucid Release [57.2kB]
Ign
http://ca.archive.ubuntu.com lucid Release
Get:9
http://ca.archive.ubuntu.com lucid-updates Release [44.7kB]
Err
http://ca.archive.ubuntu.com lucid-updates Release
Get:10
http://security.ubuntu.com lucid-security/universe Packages [50.1kB]
Hit
http://ca.archive.ubuntu.com lucid/main Packages
Get:11
http://security.ubuntu.com lucid-security/universe Sources [13.7kB]
Hit
http://ca.archive.ubuntu.com lucid/main Sources
Hit
http://ca.archive.ubuntu.com lucid/universe Packages
Get:12
http://security.ubuntu.com lucid-security/multiverse Packages [2,003B]
Hit
http://ca.archive.ubuntu.com lucid/universe Sources
Get:13
http://security.ubuntu.com lucid-security/multiverse Sources [660B]
Hit
http://ca.archive.ubuntu.com lucid/multiverse Packages
Hit
http://ca.archive.ubuntu.com lucid/multiverse Sources
Fetched 213kB in 5s (42.1kB/s)
Reading package lists... Done
W: GPG error:
http://security.ubuntu.com lucid-security Release: The following signatures were invalid: BADSIG 40976EAF437D05B5 Ubuntu Archive Automatic Signing Key <ftpmaster@ubuntu.com>
W: GPG error:
http://ca.archive.ubuntu.com lucid Release: The following signatures were invalid: BADSIG 40976EAF437D05B5 Ubuntu Archive Automatic Signing Key <ftpmaster@ubuntu.com>
W: A error occurred during the signature verification. The repository is not updated and the previous index files will be used.GPG error:
http://ca.archive.ubuntu.com lucid-updates Release: The following signatures were invalid: BADSIG 40976EAF437D05B5 Ubuntu Archive Automatic Signing Key <ftpmaster@ubuntu.com>
W: Failed to fetch
http://ca.archive.ubuntu.com/ubuntu/...pdates/Release
W: Some index files failed to download, they have been ignored, or old ones used instead.
What does this mean?