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Fix 'Externally Managed Environment' Error on Linux - How to Fix Cloudflare 521 Error-Why npm Says 'package.json Not Found' and How to Fix It

Updated 2026-07-28 15:05:42windows-fixes

Fix 'Externally Managed Environment' Error on Linux - How to Fix Cloudflare 521 Error-Why npm Says 'package.json Not Found' and How to Fix It

Prepare

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Record the exact option, command, or setting that changed the result.
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