Errors

use_strict
lib::if::dev
use_warnings
lib::if::dev
valid_signature
Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Mon 25 Feb 2013 01:33:45 AM JST
gpg:                using RSA key E7793750AF220424
gpg: Can't check signature: No public key