ca34d0cb5b38fa08badd91cbcad4cb54 *db01-04-12d103.shn f7120a89fc82f8d016014d44f65af6f2 *db01-04-12d102.shn d8932e16ca0b7f37fb6a44551c7072c6 *db01-04-12d101.shn a37d5a26aaed9f6dc47846aeb370d11f *db01-04-12d104.shn 3bc3730a06bbc9b5a7b61531dfcbe4ce *db01-04-12d105.shn a4e294234082e1eb66b23241255a8d21 *db01-04-12d106.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned