zhizhu
Home / browser-issues / Cloudflare 522 Error: How to Fix Firewall-Caused Connection Timeouts - MySQL Port 3306 Connection Refused: Step-by-Step Fix-How to Resolve Path Not Found in Windows Terminal

Cloudflare 522 Error: How to Fix Firewall-Caused Connection Timeouts - MySQL Port 3306 Connection Refused: Step-by-Step Fix-How to Resolve Path Not Found in Windows Terminal

Updated 2026-06-13 20:31:08browser-issues
Cloudflare 522 Error: How to Fix Firewall-Caused Connection Timeouts - MySQL Port 3306 Connection Refused: Step-by-Step Fix-How to Resolve Path Not Found in Windows Terminal
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.