Fix Git 'index.lock' Error in VS Code
If you see the error 'fatal: Unable to create 'path/.git/index.lock': File exists'...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesWindows 11 Update Stuck at 0%: Registry Fix Guide
You click 'Check for updates' and see the progress bar stuck at 0% for minutes or hours. ...
Windows Explorer Restarting Checklist for Advanced Users
If Windows Explorer (explorer.exe) keeps restarting—freezing, flashing, or crashing repeatedly—it...
Fix VS Code Source Control Not Detecting File Modifications
You edit a file, save it, but the Source Control panel in VS Code shows nothing. No pending chang...
Fix Firefox Secure Connection Failed Not Loading
If Firefox shows a “Secure Connection Failed” error and won’t let you load a site, it usually mea...
How to Fix Nginx Redirect Loop in Server Block
You set up a server block in Nginx, but now the browser keeps redirecting—http to https, or www t...
Issue queue
SitemapTroubleshoot Windows Update Service Not Starting
VS Code SSH Permission Denied: Step-by-Step Fix
Windows 11 Update Blue Screen Error Code: How to Fix
Resolve 'Missing Semicolon' in Nginx Config Test
Git Merge Tool Configuration Guide
npm package.json Setup Guide
How to Fix Git SSL Certificate Error on GitHub
Fix Terminal Not Opening in VSCode After Extensions
Fix Missing Taskbar Icons in Windows Notification Area
Node.js Heap Out of Memory on Windows: How to Fix
Cloudflare Wildcard Subdomain Not Resolving? Try These Fixes
Fix Cloudflare www DNS Not Updating
VS Code SSH Permission Denied: Step-by-Step Fix
Windows 11 Update Blue Screen Error Code: How to Fix
Resolve 'Missing Semicolon' in Nginx Config Test
Git Merge Tool Configuration Guide
npm package.json Setup Guide
How to Fix Git SSL Certificate Error on GitHub
Fix Terminal Not Opening in VSCode After Extensions
Fix Missing Taskbar Icons in Windows Notification Area
Node.js Heap Out of Memory on Windows: How to Fix
Cloudflare Wildcard Subdomain Not Resolving? Try These Fixes
Fix Cloudflare www DNS Not Updating