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 Thu 20 Feb 2014 11:50:51 AM JST
gpg:                using RSA key B08303CF8E34293B
gpg: Can't check signature: No public key
==> BAD/TAMPERED signature detected! <==