( ! ) Fatal error: Uncaught Error: Class 'App\Http\Controllers\Controller' not found in /var/www/exam_ITR/app/Http/Controllers/DiagController.php on line 16
( ! ) Error: Class 'App\Http\Controllers\Controller' not found in /var/www/exam_ITR/app/Http/Controllers/DiagController.php on line 16
Call Stack
#	Time	Memory	Function	Location
1	0.0007	421424	{main}( )	.../DiagController.php:0