How to Fix Git 'index.lock' File Exists Error
When you see fatal: Unable to create 'path/.git/index.lock': File exists., G...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesClear Windows Explorer Cache to Fix Restarting Issues
If Windows Explorer keeps restarting unexpectedly—your taskbar disappears and reappears, or your ...
Fix Windows Update Error 0x80070005 (Service Not Starting)
When Windows Update fails with error 0x80070005, the underlying message often points to a service...
Git Push Rejected Non Fast Forward: How to Fix
You run git push and see: ! [rejected] main -> main (non-fast-forward)
Reinstall Docker Desktop Engine Without Losing Images
If you need to reinstall Docker Desktop's engine—perhaps to fix a corrupted engine or update ...
How to Create a New Branch from a Detached HEAD in Git
If you see a message like "You are in 'detached HEAD' state" in Git, it means you...
Issue queue
SitemapFix Git Push Rejected Non Fast Forward Force
Node Version Mismatch: Fix npm Build Errors
Cloudflare 521 Error During Setup – How to Resolve
npm ENOENT No Such File or Directory Fix
How to Fix npm ERR! enoent ENOENT: package.json Missing
How to Change Git Remote Origin When It Already Exists
Resolving Permission Denied in VS Code Terminal on Mac
Git Stash Fails: index.lock Exists – Fix
How to Resolve npm ERR! enoent Missing package.json
Docker Nginx 502 Bad Gateway Troubleshooting Ubuntu
Chrome STATUS_ACCESS_VIOLATION Error: Causes and Solutions
Python venv Activation Fails on Windows 10
Node Version Mismatch: Fix npm Build Errors
Cloudflare 521 Error During Setup – How to Resolve
npm ENOENT No Such File or Directory Fix
How to Fix npm ERR! enoent ENOENT: package.json Missing
How to Change Git Remote Origin When It Already Exists
Resolving Permission Denied in VS Code Terminal on Mac
Git Stash Fails: index.lock Exists – Fix
How to Resolve npm ERR! enoent Missing package.json
Docker Nginx 502 Bad Gateway Troubleshooting Ubuntu
Chrome STATUS_ACCESS_VIOLATION Error: Causes and Solutions
Python venv Activation Fails on Windows 10