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View Full Version : [SOLVED] Update manager Key Authentication



kid1000002000
May 29th, 2010, 01:22 AM
Hi all. When I try to run update manager, I get the following error:

W: GPG error: http://archive.canonical.com lucid Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5
W: GPG error: http://cudlug.cudenver.edu lucid Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5
W: GPG error: http://cudlug.cudenver.edu lucid-updates Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5
W: GPG error: http://cudlug.cudenver.edu lucid-security Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5

Ideas?

kid1000002000
May 29th, 2010, 01:40 AM
This fixed it. Been looking for an hour and a half for this online.
http://www.debianadmin.com/adding-ubuntu-repositories.html