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Fix Python Dependency Conflicts After an Update - How to Fix Nginx Upstream Connection Refused on Port 80-Chrome Sync Broken by Proxy? Here's the Fix

Updated 2026-07-28 17:46:26macos-help
Fix Python Dependency Conflicts After an Update - How to Fix Nginx Upstream Connection Refused on Port 80-Chrome Sync Broken by Proxy? Here's the Fix
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.