Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\DataCollector\DataCollector' not found in C:\xampp\htdocs\ApiSigestWin\1.0\vendor\vich\uploader-bundle\DataCollector\MappingCollector.php:10 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ApiSigestWin\1.0\vendor\vich\uploader-bundle\DataCollector\MappingCollector.php on line 10