0bec34ab3e4ba32ed987a2792f9a1d11 *kdtu98-11-11d2t01.shn d092502919263233b87d8178cd07bf1b *kdtu98-11-11d2t02.shn df88cd41caabae51862c9020f87c32f0 *kdtu98-11-11d2t03.shn 62dfe7ef73617957da114cd1367be1e4 *kdtu98-11-11d2t04.shn 4d3fa125a93fa3d35f12f91a9b358f52 *kdtu98-11-11d2t05.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned