Fatal error: Uncaught Error: Class "DebugBar\DataCollector\MessagesCollector" not found in E:\xampp\htdocs\stms\vendor\maximebf\debugbar\src\DebugBar\Bridge\SlimCollector.php:23 Stack trace: #0 {main} thrown in E:\xampp\htdocs\stms\vendor\maximebf\debugbar\src\DebugBar\Bridge\SlimCollector.php on line 23