Fix 'git pull failed index.lock file exists' Error - Fix Git Clone Connection Timed Out on Windows 10-Node Sass Build Error: Fix After Clearing npm Cache

Updated 2026-07-28 09:42:55browser-issues

Fix 'git pull failed index.lock file exists' Error - Fix Git Clone Connection Timed Out on Windows 10-Node Sass Build Error: Fix After Clearing npm Cache

Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

Restart the affected app after changing permissions or configuration files.
Test the same workflow in a clean browser profile or a temporary user account.
Compare the result on another network if the error may be connection related.