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 26 Jun 2010 01:25:01 AM JST
gpg:                using DSA key 0B43A050F80BD927
gpg: Can't check signature: No public key
==> BAD/TAMPERED signature detected! <==