length expanded size cdr WAVE problems fmt ratio filename 0:10.787 3106604 B cxx -- ---xx flac 0.6159 twod2011-10-26KEXP-t01.flac 5:34.173 96241964 B cxx -- ---xx flac 0.7070 twod2011-10-26KEXP-t02.flac 2:28.987 42908204 B cxx -- ---xx flac 0.6255 twod2011-10-26KEXP-t03.flac 6:19.240 109221164 B cxx -- ---xx flac 0.7072 twod2011-10-26KEXP-t04.flac 2:51.160 49294124 B cxx -- ---xx flac 0.6637 twod2011-10-26KEXP-t05.flac 5:48.987 100508204 B cxx -- ---xx flac 0.6987 twod2011-10-26KEXP-t06.flac 0:56.653 16316204 B cxx -- ---xx flac 0.6307 twod2011-10-26KEXP-t07.flac 24:09.987 417596468 B 0.6879 (7 files) App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned