815a4893394bcea97cdbbc559ee5611c dmb2005-09-11-d2t01.shn 59db9e00d11305ee48c1a7621ab55703 dmb2005-09-11-d2t02.shn a110a37e00b7297306ba286fc82443a2 dmb2005-09-11-d2t03.shn bd4a42e20762758ac7e73223ca2fa942 dmb2005-09-11-d2t04.shn 7f91fd817d2a0d2ca81c716fe1714178 dmb2005-09-11-d2t05.shn 03b979f4d15666dbaec98e8e059f0a8d dmb2005-09-11-d2t06.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned