Fix Git 'index.lock file exists' Error
When 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 notesFix Nginx Redirect Loop in WordPress
You visit your WordPress site and get a "redirect loop" or "too many redirects" e...
Fix Git Authentication Failed in VS Code on Mac
If you see "Git authentication failed" when pushing or pulling in VS Code on a Mac, the p...
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...
Permanently Allow Unrelated Histories in Git Merge
If you've ever tried to merge two Git branches that don't share a common ancestor, you...
Cloudflare DNS Propagation Stuck: How to Fix
You updated a DNS record in Cloudflare hours or even days ago, but the change still isn't sho...
Issue queue
SitemapGit Push Rejected Non Fast Forward After Rebase
Python IntelliSense Broken in VS Code? Try These Fixes
Docker Postgres Volume Permission Denied Fix
Fix Docker Permission Denied Container Exit
Resolving npm Build Errors from Missing Environment Variables
How to Set Up Cloudflare SSL Full Strict
Fix Windows 11 Blue Screen After Update Using SFC /Scannow
Cloudflare 522 Error: Causes and Solutions
Windows 11 Bluetooth Driver Fix Guide
Fixing Docker Pull Access Denied Errors
How to Fix Windows Update Error 0x800f081f
How to Stop Windows Explorer Restarting Using SFC
Python IntelliSense Broken in VS Code? Try These Fixes
Docker Postgres Volume Permission Denied Fix
Fix Docker Permission Denied Container Exit
Resolving npm Build Errors from Missing Environment Variables
How to Set Up Cloudflare SSL Full Strict
Fix Windows 11 Blue Screen After Update Using SFC /Scannow
Cloudflare 522 Error: Causes and Solutions
Windows 11 Bluetooth Driver Fix Guide
Fixing Docker Pull Access Denied Errors
How to Fix Windows Update Error 0x800f081f
How to Stop Windows Explorer Restarting Using SFC