length expanded size cdr WAVE problems fmt ratio filename 1:13.23 12931340 B --- -- ---xx flac 0.5169 thath2014-06-01.fm.t01.flac 6:15.07 66166508 B --- -- ---xx flac 0.5175 thath2014-06-01.fm.t02.flac 3:51.36 40833116 B --- -- ---xx flac 0.5188 thath2014-06-01.fm.t03.flac 3:48.18 40261580 B --- -- ---xx flac 0.5098 thath2014-06-01.fm.t04.flac 3:37.06 38292956 B --- -- ---xx flac 0.5220 thath2014-06-01.fm.t05.flac 5:49.48 61676540 B --- -- ---xx flac 0.5151 thath2014-06-01.fm.t06.flac 0:33.66 5976476 B --- -- ---xx flac 0.5318 thath2014-06-01.fm.t07.flac 25:08.54 266138516 B 0.5169 (7 files) App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned