Errors

meta_yml_conforms_to_known_spec

Expected a list structure (author) [Validation: 1.3]

valid_signature

Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Sun 01 Jul 2007 12:08:36 AM JST
gpg:                using DSA key 642BA2984E758317
gpg: Can't check signature: No public key