6355bf74b97e193581c9b62a6ec90bb0 *dmb99-06-15-d3t04.shn eb128a3161f24250cfdbf1d4224d414a *dmb99-06-15-d3t02.shn 5ddbd6f13b39dd8bd1987307882cb009 *dmb99-06-15-d3t03.shn 3edc92f8dc11c966421d7f6dcc01e589 *dmb99-06-15-d3t01.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned