length expanded size cdr WAVE problems fmt ratio filename 0:14.73 2641340 B --- -- ---xx flac 0.5013 charlieparr2017-10-05t01.flac 4:40.11 49417916 B --- -- ---xx flac 0.5285 charlieparr2017-10-05t02.flac 4:08.18 43789580 B --- -- ---xx flac 0.4879 charlieparr2017-10-05t03.flac 3:44.26 39574796 B --- -- ---xx flac 0.4941 charlieparr2017-10-05t04.flac 2:04.06 21887756 B --- -- ---xx flac 0.4846 charlieparr2017-10-05t05.flac 5:34.66 59072876 B --- -- ---xx flac 0.4947 charlieparr2017-10-05t06.flac 0:39.60 7020764 B --- -- ---xx flac 0.4978 charlieparr2017-10-05t07.flac 21:06.35 223405028 B 0.4999 (7 files) App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned