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Fix Git Push Rejected: Non-Fast-Forward Error - Dealing with pip's Externally Managed Environment Warning-Nginx Upstream Connection Refused Socket Fix

Updated 2026-07-28 08:31:12developer-tools

Fix Git Push Rejected: Non-Fast-Forward Error - Dealing with pip's Externally Managed Environment Warning-Nginx Upstream Connection Refused Socket 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.