Fatal error: Uncaught Error: Class "RedisCluster" not found in /var/www/html/includes/alpha/ffmpeg-13/vendor/symfony/cache/Traits/RedisCluster6Proxy.php:25 Stack trace: #0 {main} thrown in /var/www/html/includes/alpha/ffmpeg-13/vendor/symfony/cache/Traits/RedisCluster6Proxy.php on line 25