Summary

This error message indicates that the Apache web server encountered a fatal condition when attempting to connect to the file located at the specified address. The 502 Bad Gateway error typically signifies a severe conflict, either between the correct IP address of the web server itself or a missing or incorrect port. This specific message on nginx servers usually suggests a network connection issue where the server cannot communicate with the web server's address, such as an IP binding problem. This error occurs when there is a misconfiguration in the IP addresses of the nginx or Apache server or when the port it is configured to listen on is unavailable or blocked by the network. To resolve this, it is recommended to verify the server's IP configuration to ensure it binds to the correct port, or check if the network firewall is blocking access to the specific port the server is configured to listen on.

Title

502 Bad Gateway

Description

502 Bad Gateway

Keywords

gateway

NS Lookup

A 13.206.220.165, A 13.206.158.145

Dates

Created 2026-04-15

Updated 2026-04-15

Summarized 2026-04-21