Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in D:\Apache24\www\huahai\back-end\app\Http\Controllers\Rpc\RpcController.php:9 Stack trace: #0 {main} thrown in D:\Apache24\www\huahai\back-end\app\Http\Controllers\Rpc\RpcController.php on line 9