Fatal error: Uncaught Error: Class "Illuminate\Notifications\Notification" not found in /var/www/html/mylaravel/vendor/kavenegar/laravel/src/Notification/KavenegarBaseNotification.php:12 Stack trace: #0 {main} thrown in /var/www/html/mylaravel/vendor/kavenegar/laravel/src/Notification/KavenegarBaseNotification.php on line 12