03a5b81c9d5f0f8dc9b339cad3e50531 [shntool] lom1975-04-10ld1t001.shn 12c45c20d9be1a527aac803ac0ffb7b4 [shntool] lom1975-04-10ld1t002.shn 7b748192151151a79245affb994ed690 [shntool] lom1975-04-10ld1t003.shn 4df4b1427715a41be727ed98d77e2529 [shntool] lom1975-04-10ld1t004.shn c1e6be49c114d2f4bbe459140967df62 [shntool] lom1975-04-10ld1t005.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned