Fatal error: Uncaught Error: Interface 'Symfony\Component\HttpKernel\Bundle\BundleInterface' not found in D:\xampp\htdocs\psp\backend\vendor\symfony\http-kernel\Bundle\Bundle.php:25 Stack trace: #0 {main} thrown in D:\xampp\htdocs\psp\backend\vendor\symfony\http-kernel\Bundle\Bundle.php on line 25