Fix Git 'index.lock file exists' Error
If you see fatal: Unable to create 'path/.git/index.lock': File exists. when...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix 'port already allocated' for Nginx in Docker Compose
You're starting your Docker Compose setup with Nginx, and you see "port is already alloca...
Fix VS Code Terminal Not Opening on Windows 10
When you press Ctrl+` or click the Terminal panel in VS Code and nothing happens, it's usuall...
How to Fix Git Detached HEAD and Checkout a Branch
You're working in a Git repository, make some commits, and then realize you're in a '...
Fixing Nginx 502 Bad Gateway in Docker WordPress Setups
If you're running WordPress in Docker behind an Nginx reverse proxy, a 502 Bad Gateway error ...
Fix Windows Explorer Restarting with SFC Scannow
If Windows Explorer keeps restarting on its own—your taskbar disappears and reappears, or File Ex...
Issue queue
SitemapResolve pnpm ERR_PNPM_OUTDATED_LOCKFILE
How to Set Up a Git Merge Conflict Resolution Tool
Fix Python UnicodeDecodeError with os.listdir
Fix Docker 'No Space Left on Device' on Windows
Fix Remote Desktop Connection Blocked by Firewall
Recover from Git Detached HEAD with Reset Hard
Windows Indexing Setup and Troubleshooting
Windows Update Service: Enable and Fix Common Errors
Chrome Black Screen Mac: Disable Hardware Acceleration
Fix Windows Update Error 0x800f081f
How to Stop Chrome from Crashing at Launch
Fix Git LFS Authentication Failed on Push
How to Set Up a Git Merge Conflict Resolution Tool
Fix Python UnicodeDecodeError with os.listdir
Fix Docker 'No Space Left on Device' on Windows
Fix Remote Desktop Connection Blocked by Firewall
Recover from Git Detached HEAD with Reset Hard
Windows Indexing Setup and Troubleshooting
Windows Update Service: Enable and Fix Common Errors
Chrome Black Screen Mac: Disable Hardware Acceleration
Fix Windows Update Error 0x800f081f
How to Stop Chrome from Crashing at Launch
Fix Git LFS Authentication Failed on Push