Fatal error: Uncaught Error: Class 'Illuminate\Database\Events\ConnectionEvent' not found in C:\xampp\htdocs\admin\vendor\laravel\framework\src\Illuminate\Database\Events\TransactionBeginning.php:5 Stack trace: #0 {main} thrown in C:\xampp\htdocs\admin\vendor\laravel\framework\src\Illuminate\Database\Events\TransactionBeginning.php on line 5