length expanded size cdr WAVE problems fmt ratio filename 2:14.46 23745836 B --- -- ---xx flac 0.4194 gpn2013-07-05.ck63.t01.flac 5:34.70 59082284 B --- -- ---xx flac 0.5211 gpn2013-07-05.ck63.t02.flac 3:44.19 39558332 B --- -- ---xx flac 0.5479 gpn2013-07-05.ck63.t03.flac 4:44.17 50137628 B --- -- ---xx flac 0.5350 gpn2013-07-05.ck63.t04.flac 4:38.56 49170956 B --- -- ---xx flac 0.5111 gpn2013-07-05.ck63.t05.flac 9:05.55 96267404 B --- -- ---xx flac 0.4868 gpn2013-07-05.ck63.t06.flac 6:19.64 67006172 B --- -- ---xx flac 0.5641 gpn2013-07-05.ck63.t07.flac 8:26.16 89296076 B --- -- ---xx flac 0.5635 gpn2013-07-05.ck63.t08.flac 44:48.43 474264688 B 0.5258 (8 files) App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned