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Fix VS Code Git Authentication Failed After Update - Common Causes of Nginx Configuration Test Failure-Resolve Cloudflare 521 Origin Connection Error

Updated 2026-07-28 16:49:11windows-fixes
Fix VS Code Git Authentication Failed After Update - Common Causes of Nginx Configuration Test Failure-Resolve Cloudflare 521 Origin Connection Error
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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