Fatal error: Uncaught Error: Class "Symfony\Component\HttpFoundation\Session\Storage\Handler\AbstractSessionHandler" not found in D:\Apache24\www\annora\back-end\vendor\symfony\http-foundation\Session\Storage\Handler\RedisSessionHandler.php:23 Stack trace: #0 {main} thrown in D:\Apache24\www\annora\back-end\vendor\symfony\http-foundation\Session\Storage\Handler\RedisSessionHandler.php on line 23