Fix Git 'index.lock' Error in VS Code - How to Fix Git SSL Certificate 'Unable to Get Local Issuer'-How to Use a Cloudflare DNS Propagation Checker Tool

Updated 2026-07-28 09:36:57browser-issues
Fix Git 'index.lock' Error in VS Code - How to Fix Git SSL Certificate 'Unable to Get Local Issuer'-How to Use a Cloudflare DNS Propagation Checker Tool
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.