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 notesVSCode IntelliSense Not Working for React: Fixes
You open a React component in VSCode, start typing a prop or a hook, and get no suggestions. Inte...
Fix Docker Compose Port Already Allocated for PostgreSQL
You run docker-compose up and see an error like "Error starting userland pro...
How to Stop Nginx Redirect Loop: Practical Fixes
An Nginx redirect loop (too many redirects) usually appears as a browser error after multiple 301...
How to Fix Firefox Secure Connection Failed with VPN
You're using a VPN and Firefox suddenly shows 'Secure Connection Failed' on sites tha...
Fix Cloudflare 522 Error by Disabling Proxy Temporarily
If you see a Cloudflare 522 error, it means Cloudflare tried to reach your origin server but the ...
Issue queue
SitemapNginx Upstream Connection Refused Timeout Fix
Git Pull Refusing to Merge Unrelated Histories Fix
VS Code Jest Breakpoints Not Hitting Fix
Using Git LFS with GitHub: A Practical Tutorial
Fix Docker Pull Access Denied: Authentication Required
How to Fix ERR_NAME_NOT_RESOLVED in Chrome
How to Fix npm ERR! enoent ENOENT: package.json Not Found
Fix 'Permission Denied' When Using pip in VS Code Terminal
Resolve Cloudflare 522 Timeout Issues
How to Get VS Code Terminal Working Again on macOS
Resolve Windows 11 Update 0% Progress Due to Corruption
Fix Docker Desktop Engine Stopped Error (Firewall Block)
Git Pull Refusing to Merge Unrelated Histories Fix
VS Code Jest Breakpoints Not Hitting Fix
Using Git LFS with GitHub: A Practical Tutorial
Fix Docker Pull Access Denied: Authentication Required
How to Fix ERR_NAME_NOT_RESOLVED in Chrome
How to Fix npm ERR! enoent ENOENT: package.json Not Found
Fix 'Permission Denied' When Using pip in VS Code Terminal
Resolve Cloudflare 522 Timeout Issues
How to Get VS Code Terminal Working Again on macOS
Resolve Windows 11 Update 0% Progress Due to Corruption
Fix Docker Desktop Engine Stopped Error (Firewall Block)