Fatal error: Uncaught Error: Class 'Symfony\Component\HttpFoundation\HeaderBag' not found in /home/admin2bannerworl/public_html/admin2.bannerworld.co.uk/vendor-old/symfony/http-foundation/ResponseHeaderBag.php:19
Stack trace:
#0 {main}
thrown in /home/admin2bannerworl/public_html/admin2.bannerworld.co.uk/vendor-old/symfony/http-foundation/ResponseHeaderBag.php on line 19