6ac8e7228a683692f209be39af3758a4 *dm2002-05-28.KROCKt01.shn 6bad0ca9633cbfa25106c5dd47ff77cd *dm2002-05-28.KROCKt02.shn f8ce64452729159053abe569d74f3607 *dm2002-05-28.KROCKt03.shn 8e4f1112e5c82c0cd423bac96915b127 *dm2002-05-28.KROCKt04.shn 670c1ed840adbc32a10473be8d3cdf7f *dm2002-05-28.KROCKt05.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned