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 Tue 23 Aug 2011 04:44:46 AM JST
gpg:                using RSA key 5EA88C779D1C8885
gpg: Can't check signature: No public key
==> BAD/TAMPERED signature detected! <==