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 Wed 19 Dec 2012 11:23:07 AM JST
gpg:                using RSA key 6DD8B963AD117A2E
gpg: Can't check signature: No public key
==> BAD/TAMPERED signature detected! <==