Fatal error: Uncaught Error: Class "Symfony\Component\HttpFoundation\HeaderBag" not found in /usr/home/shi561/domains/tc.shi.ip-ddns.com/public_html/vendor/symfony/http-foundation/ResponseHeaderBag.php:19
Stack trace:
#0 {main}
  thrown in /usr/home/shi561/domains/tc.shi.ip-ddns.com/public_html/vendor/symfony/http-foundation/ResponseHeaderBag.php on line 19