aru20131214_XmasJam_01.flac:3fcd8532b375ec20b9803d796d71411f aru20131214_XmasJam_02.flac:f043a747947f25ea5a27c9868fb4ae77 aru20131214_XmasJam_03.flac:5ca7dc4af09935f14aea204f466b7b5b aru20131214_XmasJam_04.flac:5652965869e5c20e9fda0c778f4faa92 aru20131214_XmasJam_05.flac:076c29da22ffe380b0477c2ff225f362 aru20131214_XmasJam_06.flac:2f7df4b24370a044c00c232231a3d217 App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned