length expanded size cdr WAVE problems fmt ratio filename 0:45.29 8006252 B --- -- ---xx flac 0.4269 antibalas2015-07-11-t01.flac 9:30.66 100703276 B --- -- ---xx flac 0.4959 antibalas2015-07-11-t02.flac 10:03.33 106446860 B --- -- ---xx flac 0.5014 antibalas2015-07-11-t03.flac 6:39.43 70484780 B --- -- ---xx flac 0.5235 antibalas2015-07-11-t04.flac 9:51.47 104362988 B --- -- ---xx flac 0.4889 antibalas2015-07-11-t05.flac 9:40.54 102439052 B --- -- ---xx flac 0.5260 antibalas2015-07-11-t06.flac 5:38.47 59733788 B --- -- ---xx flac 0.5052 antibalas2015-07-11-t07.flac 11:24.68 120817580 B --- -- ---xx flac 0.4689 antibalas2015-07-11-t08.flac 63:35.12 672994576 B 0.4983 (8 files) App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned