Cannot Assign Requested Address

2025/02/12 11:10:57 [crit] 27#27: *3710624 connect() to 10.1.114.15:8080 failed (99: Cannot assign requested address) while connecting to upstream, client: 10.244.71.211, server: foo, request: "POST /api/gateway/login/123 HTTP/1.1", upstream: "http://10.1.114.15:8080/api/login/123", host: "bjpc.dev.example.com"