1405463f98b12af2037a639ca437e668 [shntool] gd71-03-21d1t01.shn ca653b8aedc63ec73164e94df339d086 [shntool] gd71-03-21d1t02.shn 2693dfa8c50237f71f9234f33dd0cbf1 [shntool] gd71-03-21d1t03.shn 5ebe1ac948d7007ca8cbf68d12bf2ad9 [shntool] gd71-03-21d1t04.shn bfba397b1c9f1dc265874144efadfb91 [shntool] gd71-03-21d1t05.shn 80cd2b2eae575c2d6d895334136a9e71 [shntool] gd71-03-21d1t06.shn c0dca1518111dd053772413990873bb1 [shntool] gd71-03-21d1t07.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned