Fatal error: Uncaught Error: Class 'DebugBar\DataCollector\DataCollector' not found in C:\Apache24\htdocs\vendor.old2\maximebf\debugbar\src\DebugBar\Bridge\Symfony\SymfonyMailCollector.php:15 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\vendor.old2\maximebf\debugbar\src\DebugBar\Bridge\Symfony\SymfonyMailCollector.php on line 15