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 30 Aug 2012 11:21:03 AM JST
gpg:                using DSA key D106E9E1B3D9BDEB
gpg: Can't check signature: No public key
==> BAD/TAMPERED signature detected! <==