Fatal error: Uncaught CredisException: Connection to Redis 127.0.0.1:6379 failed after 2 failures.Last Error : (1) Connection refused in /usr/share/nginx/html/vendor/colinmollenhour/credis/Client.php:496 Stack trace: #0 /usr/share/nginx/html/vendor/colinmollenhour/credis/Client.php(492): Credis_Client->connect() #1 /usr/share/nginx/html/vendor/colinmollenhour/credis/Client.php(814): Credis_Client->connect() #2 /usr/share/nginx/html/vendor/colinmollenhour/cache-backend-redis/Cm/Cache/Backend/Redis.php(485): Credis_Client->__call() #3 /usr/share/nginx/html/vendor/magento/framework/Cache/Backend/Redis.php(61): Cm_Cache_Backend_Redis->load() #4 /usr/share/nginx/html/vendor/magento/zendframework1/library/Zend/Cache/Core.php(306): Magento\Framework\Cache\Backend\Redis->load() #5 /usr/share/nginx/html/vendor/magento/framework/Cache/Frontend/Adapter/Zend.php(55): Zend_Cache_Core->load() #6 /usr/share/nginx/html/vendor/magento/framework/Cache/Frontend/Decorator/Bare.php(65): Magento\Framework\Cache\Frontend\Adapter\Zend->load() #7 /usr/share/nginx/html/vendor/magento/framework/Cache/Frontend/Decorator/Bare.php(65): Magento\Framework\Cache\Frontend\Decorator\Bare->load() #8 /usr/share/nginx/html/vendor/magento/framework/Cache/Frontend/Decorator/Bare.php(65): Magento\Framework\Cache\Frontend\Decorator\Bare->load() #9 /usr/share/nginx/html/vendor/magento/framework/App/Cache/Type/AccessProxy.php(74): Magento\Framework\Cache\Frontend\Decorator\Bare->load() #10 /usr/share/nginx/html/vendor/magento/framework/Cache/Frontend/Decorator/Bare.php(65): Magento\Framework\App\Cache\Type\AccessProxy->load() #11 /usr/share/nginx/html/vendor/magento/framework/App/ObjectManager/ConfigLoader.php(73): Magento\Framework\Cache\Frontend\Decorator\Bare->load() #12 /usr/share/nginx/html/vendor/magento/framework/App/ObjectManager/Environment/Developer.php(79): Magento\Framework\App\ObjectManager\ConfigLoader->load() #13 /usr/share/nginx/html/vendor/magento/framework/App/ObjectManagerFactory.php(191): Magento\Framework\App\ObjectManager\Environment\Developer->configureObjectManager() #14 /usr/share/nginx/html/vendor/magento/framework/App/Bootstrap.php(212): Magento\Framework\App\ObjectManagerFactory->create() #15 /usr/share/nginx/html/vendor/magento/framework/App/Bootstrap.php(127): Magento\Framework\App\Bootstrap->__construct() #16 /usr/share/nginx/html/pub/index.php(27): Magento\Framework\App\Bootstrap::create() #17 {main} thrown in /usr/share/nginx/html/vendor/colinmollenhour/credis/Client.php on line 496