Fatal error: Uncaught Error: Interface "Symfony\Component\HttpFoundation\Exception\RequestExceptionInterface" not found in /home/alkhalaffamily/public_html/teachme/vendor/symfony/http-foundation/Exception/ConflictingHeadersException.php:19
Stack trace:
#0 {main}
thrown in /home/alkhalaffamily/public_html/teachme/vendor/symfony/http-foundation/Exception/ConflictingHeadersException.php on line 19