Errors

use_warnings
Module::Refresh
valid_signature
Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Fri 04 May 2007 12:03:33 PM JST
gpg:                using DSA key 122F5DF7108E4046
gpg: Can't check signature: No public key