Errors

meta_yml_conforms_to_known_spec

Expected a map structure from string or file. (requires) [Validation: 1.0]

no_pod_errors

Math-SparseVector-0.04/lib/Math/SparseVector.pm -- Around line 464: =back doesn't take any parameters, but you said =back =back Around line 467: You forgot a '=back' before '=head1'