Fatal error: Uncaught RedisException: read error on connection to tcp://redis:6379 in /tmp/_itcm/Core/Engine.php:29 Stack trace: #0 /tmp/_itcm/Core/Engine.php(29): session_start() #1 /tmp/_itcm/__autoload.php(21): Core\Engine::start() #2 /var/www/html/index.php(2): require_once('/tmp/_itcm/__au...') #3 {main} thrown in /tmp/_itcm/Core/Engine.php on line 29