GnuPG signature check failed on mutt_1.5.21-4~bpo60+1_amd64.changes gpg: Signature made Sun Apr 17 23:03:59 2011 UTC using DSA key ID A7BE5AB0 gpg: Can't check signature: public key not found (Exit status 2) /mutt_1.5.21-4~bpo60+1_amd64.changes has bad PGP/GnuPG signature! Removing /mutt_1.5.21-4~bpo60+1_amd64.changes, but keeping its associated files for now. Greetings, Your Debian queue daemon (running on host morricone.debian.org)