length expanded size cdr WAVE problems fmt ratio filename 5:45.651 99547634 B cxx -- ---xx flac 0.6120 gs2017-04-29.early.t01.flac 6:08.443 106111646 B cxx -- ---xx flac 0.6566 gs2017-04-29.early.t02.flac 5:49.096 100539680 B cxx -- ---xx flac 0.6711 gs2017-04-29.early.t03.flac 6:45.148 116682548 B cxx -- ---xx flac 0.6086 gs2017-04-29.early.t04.flac 5:14.175 90482576 B cxx -- ---xx flac 0.6879 gs2017-04-29.early.t05.flac 6:30.212 112380962 B cxx -- ---xx flac 0.6774 gs2017-04-29.early.t06.flac 8:15.245 142630478 B cxx -- ---xx flac 0.6522 gs2017-04-29.early.t07.flac 44:27.970 768375524 B 0.6513 (7 files) App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned