I'm seeing the following error message in nginx logs [0m[0;33;1mnginx.1 | [0;31;1m2023/05/24 10:16:17 144#144: *76 connect() failed (111: Connection refused) while connecting to upstream, client: 172.90.174.63, server: api-staging, request: "GET /ws/notifications/?userid=user1 HTTP/1.1", upstream: "https://127.0.0.1:8000/ws/notifications/?userid=user1", host: "by itisprasad - Nginx Mailing List - English