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 notesWindows 11 Update Stuck at 0%? How to Fix with DISM
If your Windows 11 update is stuck at 0%, the system file corruption is a common cause. The Deplo...
How to Fix Chrome Profile Sync Error
You open Chrome and see a message like 'Sync is paused' or 'Profile sync error.' ...
Fix DNS Probe Finished NXDOMAIN on Google DNS Setup
If you see "DNS probe finished NXDOMAIN" in your browser, it means your device couldn'...
How to Fix Python Requests Connection Timeout Errors
You're making a request with the requests library and it hangs, then raises
Fixing Cloudflare 522 Error: CDN Configuration Steps
If you see a 522 Connection Timed Out error from Cloudflare, it means your CDN (...
Issue queue
SitemapWindows 11 Blue Screen After Cumulative Update: Fixes That Work
Fix Docker Pull Access Denied Due to Missing Credentials
Edge Sync Configuration Checklist: Step-by-Step Guide
Clear Chrome Certificate Cache to Fix NET::ERR_CERT_AUTHORITY_INVALID
Resolving 'Remote Origin Already Exists' in Git
VS Code Docker Build Canceled Error Troubleshooting
Fix DNS Cache Error in Chrome with ipconfig /flushdns
How to Use Git LFS Migrate and Push Correctly
How to Fix Windows 11 Installation Assistant Hanging at 99%
Fix Git Clone Connection Timed Out After 30 Seconds
Resolve Docker Disk Space Issues on Ubuntu
Check Node Version Compatibility Before Installing a Package
Fix Docker Pull Access Denied Due to Missing Credentials
Edge Sync Configuration Checklist: Step-by-Step Guide
Clear Chrome Certificate Cache to Fix NET::ERR_CERT_AUTHORITY_INVALID
Resolving 'Remote Origin Already Exists' in Git
VS Code Docker Build Canceled Error Troubleshooting
Fix DNS Cache Error in Chrome with ipconfig /flushdns
How to Use Git LFS Migrate and Push Correctly
How to Fix Windows 11 Installation Assistant Hanging at 99%
Fix Git Clone Connection Timed Out After 30 Seconds
Resolve Docker Disk Space Issues on Ubuntu
Check Node Version Compatibility Before Installing a Package