Fatal error: Uncaught Error: Class "Spatie\LaravelPackageTools\PackageServiceProvider" not found in /home/defenders/public_html/0255_projects/pharmacy_sys/vendor/spatie/laravel-backup/src/BackupServiceProvider.php:22 Stack trace: #0 {main} thrown in /home/defenders/public_html/0255_projects/pharmacy_sys/vendor/spatie/laravel-backup/src/BackupServiceProvider.php on line 22