Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in /home/ipsitaltd/public_html/public/latestblcf/app/Http/Controllers/GradeController.php:18 Stack trace: #0 {main} thrown in /home/ipsitaltd/public_html/public/latestblcf/app/Http/Controllers/GradeController.php on line 18