Errors

meta_yml_conforms_to_known_spec
Missing mandatory field, 'abstract' (abstract) [Validation: 1.4];value is an undefined string (abstract) [Validation: 1.4]
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 14 May 2009 12:40:54 PM JST
gpg:                using DSA key 542C11C0EBD27418
gpg: Can't check signature: No public key
==> BAD/TAMPERED signature detected! <==