length expanded size cdr WAVE problems fmt ratio filename 2:14.45 23743484 B --- -- ---xx flac 0.4458 gpn2013-07-05.ccm4.m10.t01.flac 5:35.02 59098748 B --- -- ---xx flac 0.5138 gpn2013-07-05.ccm4.m10.t02.flac 3:43.73 39508940 B --- -- ---xx flac 0.5358 gpn2013-07-05.ccm4.m10.t03.flac 4:44.33 50175260 B --- -- ---xx flac 0.5240 gpn2013-07-05.ccm4.m10.t04.flac 4:37.33 48940460 B --- -- ---xx flac 0.4998 gpn2013-07-05.ccm4.m10.t05.flac 9:07.02 96495548 B --- -- ---xx flac 0.4789 gpn2013-07-05.ccm4.m10.t06.flac 6:18.23 66733340 B --- -- ---xx flac 0.5505 gpn2013-07-05.ccm4.m10.t07.flac 8:23.11 88755116 B --- -- ---xx flac 0.5507 gpn2013-07-05.ccm4.m10.t08.flac 44:43.72 473450896 B 0.5168 (8 files) App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned