Fatal error: Uncaught RedisException: read error on connection to 127.0.0.1:6379 in /var/www/foresoon242/vendor/colinmollenhour/credis/Client.php:1168 Stack trace: #0 /var/www/foresoon242/vendor/colinmollenhour/credis/Client.php(1168): Redis->select() #1 /var/www/foresoon242/vendor/colinmollenhour/credis/Client.php(655): Credis_Client->__call() #2 /var/www/foresoon242/vendor/colinmollenhour/cache-backend-redis/Cm/Cache/Backend/Redis.php(415): Credis_Client->select() #3 /var/www/foresoon242/vendor/colinmollenhour/cache-backend-redis/Cm/Cache/Backend/Redis.php(250): Cm_Cache_Backend_Redis->_applyClientOptions() #4 /var/www/foresoon242/vendor/magento/framework/Cache/Backend/Redis.php(34): Cm_Cache_Backend_Redis->__construct() #5 /var/www/foresoon242/vendor/magento/zendframework1/library/Zend/Cache.php(153): Magento\Framework\Cache\Backend\Redis->__construct() #6 /var/www/foresoon242/vendor/magento/zendframework1/library/Zend/Cache.php(94): Zend_Cache::_makeBackend() #7 /var/www/foresoon242/vendor/magento/framework/App/Cache/ in /var/www/foresoon242/vendor/colinmollenhour/credis/Client.php on line 1186