Back to all status codes

502

Bad Gateway

Server Error
RFC 7231

The server, while acting as a gateway or proxy, received an invalid response from the upstream server.

Detailed Information

The 502 status code indicates that the server, while acting as a gateway or proxy, received an invalid response from the upstream server.

Common Examples

  • API requests with gateway errors
  • Web page requests with gateway errors

Common Uses

  • API requests with gateway errors
  • Web page requests with gateway errors

Best Practices

  • Use when the server received an invalid response from the upstream server
  • Include a detailed error message
  • Ensure proper gateway and proxy configuration

Additional Resources

Read more on MDN