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Fix Git 'index.lock file exists' Error - Fixing Windows Update Error 0x80070005 and SFC Scan Issues-Git Detached HEAD: How to Checkout a Branch Safely

Updated 2026-07-28 11:56:59developer-tools

Fix Git 'index.lock file exists' Error - Fixing Windows Update Error 0x80070005 and SFC Scan Issues-Git Detached HEAD: How to Checkout a Branch Safely

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.