sl2014-06-1401.flac:0603260019c9b856da50b5459ffd80f9 sl2014-06-1402.flac:5858ca26adea69517cdcdff4dae1db8d sl2014-06-1403.flac:b164c2c977eacee3f51417c86e1938d1 sl2014-06-1404.flac:42f2e59139a65d4471b7fe9e8007efbf sl2014-06-1405.flac:6b98142d3152f8bdaee59bddeac81c93 sl2014-06-1406.flac:c4074e25bde9eb3d3421a33f2ac6593e App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned