Fatal error: Uncaught Error: Class 'Illuminate\Database\QueryException' not found in /home/edmedu/www/edmclass.com/front.edmclass.com/vendor/laravel/framework/src/Illuminate/Database/UniqueConstraintViolationException.php:5 Stack trace: #0 {main} thrown in /home/edmedu/www/edmclass.com/front.edmclass.com/vendor/laravel/framework/src/Illuminate/Database/UniqueConstraintViolationException.php on line 5