Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\HttpCache\ResponseCacheStrategy' not found in /home/app3/public_html/service/vendor/symfony/http-kernel/HttpCache/EsiResponseCacheStrategy.php:31 Stack trace: #0 {main} thrown in /home/app3/public_html/service/vendor/symfony/http-kernel/HttpCache/EsiResponseCacheStrategy.php on line 31