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Fix Cloudflare 521 Error on Nginx: Step-by-Step Guide - Fix pip install: Dependency Conflict and Permission Denied-Resolve 'python: command not found' in Git Bash

2026-07-28 22:35:56
Fix Cloudflare 521 Error on Nginx: Step-by-Step Guide - Fix pip install: Dependency Conflict and Permission Denied-Resolve 'python: command not found' in Git Bash

Result check

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