Fatal error: Uncaught Error: Interface "Psr\Container\ContainerInterface" not found in C:\xampp\htdocs\slip\Warranty-UploadFile\vendor\symfony\service-contracts\ServiceProviderInterface.php:24 Stack trace: #0 {main} thrown in C:\xampp\htdocs\slip\Warranty-UploadFile\vendor\symfony\service-contracts\ServiceProviderInterface.php on line 24