必应池
Home / developer-tools / Fix Chrome Access Violation Error 0x00000000 - Nginx 502 Upstream Connection Refused Guide-How to Enable Origin Pull to Fix Cloudflare 521

Fix Chrome Access Violation Error 0x00000000 - Nginx 502 Upstream Connection Refused Guide-How to Enable Origin Pull to Fix Cloudflare 521

Updated 2026-07-28 05:33:16developer-tools
Fix Chrome Access Violation Error 0x00000000 - Nginx 502 Upstream Connection Refused Guide-How to Enable Origin Pull to Fix Cloudflare 521
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.