I got his error today for the first time: I ran apt-get in Gutsy and...
W: GPG error: http://security.ubuntu.com gutsy-security Release: The following signatures were invalid: BADSIG 40976EAF437D05B5 Ubuntu Archive Automatic Signing Key <[EMAIL PROTECTED]> As discussed above the following command fixed this for me: $ sudo apt-get update -o Acquire::http::No-Cache=true -- apt-get update failing with bad signature. https://bugs.launchpad.net/bugs/24234 You received this bug notification because you are a member of Ubuntu Bugs, which is a direct subscriber. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs