Warning: Uncaught Magento\Framework\Exception\SessionException: Unable to connect to Redis in /srv/public_html/vendor/magento/framework/Session/SaveHandler/Redis.php:65 Stack trace: #0 /srv/public_html/vendor/magento/framework/Session/SaveHandler/Redis.php(81): Magento\Framework\Session\SaveHandler\Redis->getConnection() #1 /srv/public_html/vendor/magento/framework/Session/SaveHandler.php(72): Magento\Framework\Session\SaveHandler\Redis->open('/srv/public_htm...', 'PHPSESSID') #2 [internal function]: Magento\Framework\Session\SaveHandler->open('/srv/public_htm...', 'PHPSESSID') #3 /srv/public_html/vendor/magento/framework/Session/SessionManager.php(209): session_start() #4 /srv/public_html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\Session\SessionManager->start() #5 /srv/public_html/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\Session\Generic\Interceptor->___callParent('start', Array) #6 /srv/public_html/vendor/magento/framework/Interception/Intercepto in /srv/public_html/vendor/magento/framework/Session/SaveHandler/Redis.php on line 65

Fatal error: session_start(): Failed to initialize storage module: user (path: /srv/public_html/var/session/) in /srv/public_html/vendor/magento/framework/Session/SessionManager.php on line 209