Fatal error: Declaration of TYPO3\CMS\Backend\Http\Security\ReferrerEnforcer::resolveReferrerType(Psr\Http\Message\ServerRequestInterface $request): int must be compatible with TYPO3\CMS\Core\Http\Security\ReferrerEnforcer::resolveReferrerType(Psr\Http\Message\ServerRequestInterface $request, string $requestHost, string $requestDir): int in /home/users/ycosmos/www/LIVE/ycosmos_eu/vendor/typo3/cms-backend/Classes/Http/Security/ReferrerEnforcer.php on line 36