Fatal error: Uncaught Error: Class "Illuminate\Database\Events\ConnectionEvent" not found in /opt/lampp/htdocs/forum/flarum/vendor/illuminate/database/Events/TransactionRolledBack.php:5 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/forum/flarum/vendor/illuminate/database/Events/TransactionRolledBack.php on line 5