Fatal error: Uncaught Error: Class 'DebugBar\DataCollector\MessagesCollector' not found in /home/app/htdocs/ninja/vendor/maximebf/debugbar/src/DebugBar/Bridge/SlimCollector.php:23 Stack trace: #0 {main} thrown in /home/app/htdocs/ninja/vendor/maximebf/debugbar/src/DebugBar/Bridge/SlimCollector.php on line 23