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Fix Firefox Profile Missing on Linux Terminal - How to Fix Cloudflare 521 Error on a WordPress Site-Resolving pnpm Store Permission Denied After Update

Updated 2026-06-13 12:18:20browser-issues
Fix Firefox Profile Missing on Linux Terminal - How to Fix Cloudflare 521 Error on a WordPress Site-Resolving pnpm Store Permission Denied After Update
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.