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Fix Nginx Upstream Connection Refused Behind Cloudflare - How to Resolve Nginx Redirect Loop HTTP to HTTPS-SourceTree Git index.lock Error Fix

2026-07-28 12:53:32

Fix Nginx Upstream Connection Refused Behind Cloudflare - How to Resolve Nginx Redirect Loop HTTP to HTTPS-SourceTree Git index.lock Error Fix

Result check

Keep one change per test run so you know which step helped.
Undo temporary changes after the issue is confirmed.