Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in D:\Apache24\www\sx.nxytec.cn\xiansheng-api\app\Http\Controllers\Api\Sampling\SamplingController.php:12 Stack trace: #0 {main} thrown in D:\Apache24\www\sx.nxytec.cn\xiansheng-api\app\Http\Controllers\Api\Sampling\SamplingController.php on line 12