Errors

valid_signature

Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Sat 07 Sep 2013 12:55:34 AM JST
gpg:                using RSA key 1FC05D96FEBB2B4D
gpg: Can't check signature: No public key
==> BAD/TAMPERED signature detected! <==