Fatal error: Uncaught Error: Class "Illuminate\Routing\Controller" not found in /home/bigbrainscrm/app.quicksale.in/Modules/B2BPortal/Http/Controllers/MatrixController.php:13 Stack trace: #0 {main} thrown in /home/bigbrainscrm/app.quicksale.in/Modules/B2BPortal/Http/Controllers/MatrixController.php on line 13