dnf-2018-10-27-set1trk1.flac:ccc49e5447da57cb1c31310a92ed1da4 dnf-2018-10-27-set1trk2.flac:4f9013408d369105c5657e6b39d41f36 dnf-2018-10-27-set1trk3.flac:c84eedfee258855ba9f5bfef7915999a dnf-2018-10-27-set1trk4.flac:54ab6906b707c2553f359dedbaa61008 dnf-2018-10-27-set1trk5.flac:a016d9e51941638ca8a372706baa5404 dnf-2018-10-27-set1trk6.flac:0b6fd1293841bc2487196c43cca5b7c1 App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned