i am also facing the same issue even i have already proxy_responses 0; is present in the conf file Error which i am getting 662518#662518: *4354454 no live upstreams while connecting to upstream, udp client: 192.168.X.X, server: 0.0.0.0:9040, upstream: "beats_upstreams_9040", bytes from/to client:892/0, bytes from/to upstream:0/0 my configuration file upstream beats_by arvind - How to...