Fatal error: Uncaught Error: Class "Illuminate\Notifications\Notification" not found in /home/defenders/public_html/0255_projects/pharmacy_sys/vendor/spatie/laravel-backup/src/Notifications/BaseNotification.php:11 Stack trace: #0 {main} thrown in /home/defenders/public_html/0255_projects/pharmacy_sys/vendor/spatie/laravel-backup/src/Notifications/BaseNotification.php on line 11