Kintify

Kintify Fix · api

Kintify Fix: API 502 Bad Gateway

Kintify Fix answer

Check upstream process is running and healthy, then proxy error log for exact cause. before rolling back.

Generated using Kintify Fix — production-safe recommendations

502 means your proxy got nothing usable from upstream — the app crashed, closed the connection, or timed out. Check upstream health.

Check upstream process is running and healthy and proxy error log for exact cause.

Kintify Fix tool

kintify fix

Kintify Fix steps

  1. 1

    Confirm upstream process is running and healthy

  2. 2

    Tail proxy error log for exact cause

  3. 3

    Align keepalive timeouts (upstream > proxy)

Common causes

  • Upstream app crashed or restarted
  • Keepalive timeout mismatch between proxy and upstream
  • Upstream timed out on a slow request

Kintify Fix FAQ

What causes API 502 Bad Gateway?
Upstream app crashed or restarted and Keepalive timeout mismatch between proxy and upstream are the most common causes.
How do I fix API 502 Bad Gateway?
Check upstream process is running and healthy, then proxy error log for exact cause.