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Fix GitHub Actions Cache Action Permission Denied Error - Fix OneDrive Sync High CPU Usage with Error 0x8004de40-Cloudflare 521 Error: Origin Server Unreachable – Fixes

Updated 2026-06-14 23:47:49browser-issues
Fix GitHub Actions Cache Action Permission Denied Error - Fix OneDrive Sync High CPU Usage with Error 0x8004de40-Cloudflare 521 Error: Origin Server Unreachable – Fixes
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.

More repair notes

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