14ecc1eece30c6eb1a6899f59e951feb *sci2001-04-21d2t01.shn e7fa9014e72ea423c8ddc8c4db0efdbd *sci2001-04-21d2t02.shn 8e28176834cfb27145c3b02d3dccc458 *sci2001-04-21d2t03.shn 5c96f78637fde5efd94faa2342c40af3 *sci2001-04-21d2t04.shn 50e1844b3ecce409d9028cfc9103a240 *sci2001-04-21d2t05.shn 5b9a26219cb695322093b0f29fbebddc *sci2001-04-21d2t06.shn App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned