現在正常了
Jun 16 10:02:40 main-menu[1622]: INFO: Menu item 'download-installer' selected
Jun 16 10:02:40 net-retriever: gpgv: WARNING: multiple signatures detected. Only the first will be checked.
Jun 16 10:02:40 net-retriever: gpgv: Signature made Sat May 23 17:31:55 2009 UTC using RSA key ID 55BE302B
Jun 16 10:02:40 net-retriever: gpgv: Good signature from "Debian Archive Automatic Signing Key (5.0/lenny) <ftpmaster@debian.org>"