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 'Git Remote Origin Already Exists' When Updating Remote URL
You run a command like git remote add origin https://newurl.com/repo.git and get
How to Restore Missing Windows Taskbar Icons
You open Windows and notice some taskbar icons are gone—maybe the volume, network, or battery ico...
Fix Docker Network Not Found Error: Step-by-Step
When Docker reports 'network not found', it usually means the container tried to connect ...
Docker Desktop Engine Stopped: Fix Firewall Block
If Docker Desktop shows “Engine Stopped” and you suspect a firewall block, here’s how to diagnose...
Fix Windows Search Indexing Not Working for Outlook
If you open Outlook and search for an old email, contact, or appointment and nothing appears, or ...
Issue queue
SitemapDocker Breaks VS Code Terminal: Troubleshooting
Fix npm ERR! enoent ENOENT: package.json Not Found on Linux
Fix Windows Security App Missing from Start Menu
Chrome Black Screen After Hardware Acceleration Fix
Troubleshooting Immediate Exit in Docker Compose
VS Code Source Control Stuck After Changing Branches
Fix Wi-Fi Adapter Not Working in Windows 11: No Internet
Troubleshoot Locked User Account in RDP Connection
Windows 11 Update Blue Screen Error Code Fix
How to Use Compatibility Mode to Fix Windows 11 Blue Screen
Fix Node Sass Build Failure Due to Node Version Mismatch
Windows Git SSL Problem: Local Issuer Certificate Missing
Fix npm ERR! enoent ENOENT: package.json Not Found on Linux
Fix Windows Security App Missing from Start Menu
Chrome Black Screen After Hardware Acceleration Fix
Troubleshooting Immediate Exit in Docker Compose
VS Code Source Control Stuck After Changing Branches
Fix Wi-Fi Adapter Not Working in Windows 11: No Internet
Troubleshoot Locked User Account in RDP Connection
Windows 11 Update Blue Screen Error Code Fix
How to Use Compatibility Mode to Fix Windows 11 Blue Screen
Fix Node Sass Build Failure Due to Node Version Mismatch
Windows Git SSL Problem: Local Issuer Certificate Missing