Fatal error: Uncaught Error: Class "DebugBar\DataCollector\DataCollector" not found in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\maximebf\debugbar\src\DebugBar\Bridge\Symfony\SymfonyMailCollector.php:15 Stack trace: #0 {main} thrown in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\maximebf\debugbar\src\DebugBar\Bridge\Symfony\SymfonyMailCollector.php on line 15