010f45a5351a4bfe1ceb6912b80fad7f *robal2001-11-15d2t01.shn 6d9b2aaa8014a893cdd26a48725ddc67 *robal2001-11-15d2t02.shn 080dab46a4c2fbd861561ea2b04689d7 *robal2001-11-15d2t03.shn 582b157d56905e24561855f08914b6bd *robal2001-11-15d2t04.shn 88e2758b9218dd29d23e46a038c2440b *robal2001-11-15d2t05.shn 8dff5caa36f8dead4506e7fad7f6fdcd *robal2001-11-15d2t06.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned