b4ef2b6091a483524581c4fc0c002a3b *db99-08-11d104.shn 16c86a17b10184c6f8da1b43d86a8faf *db99-08-11d102.shn 4a60c5b7e38cc63dacc01b41d0443f16 *db99-08-11d103.shn f7cb70983a9d2b11d3c847d43536a24a *db99-08-11d101.shn 5e244d8cdd2cc0533d7a27f41ec45a38 *db99-08-11d105.shn 606d94cdde9a4dbf519b85fd1dbf803d *db99-08-11d106.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned