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Fixing Nginx Upstream Connection Refused and Permission Denied - Debugging Nginx Infinite Redirects-Fix Windows Defender Error 0x800704ec: Real-Time Protection

Updated 2026-07-28 14:02:18developer-tools
Fixing Nginx Upstream Connection Refused and Permission Denied - Debugging Nginx Infinite Redirects-Fix Windows Defender Error 0x800704ec: Real-Time Protection
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.

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