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 notesHow to Fix Git Clone Timeout Error Code 128
When you run git clone and see error: RPC failed; curl 56 OpenSSL SSL_read: Co...
How to Fix Node Sass Build Failed Error
When running a project that depends on node-sass, you might see an error like ...
Docker Desktop Engine Stopped: Antivirus Interference Fix
Docker Desktop suddenly shows 'Engine Stopped' and containers fail to start. One common c...
Fix Remote Desktop Connection Failed: Permission Denied
You try to connect to a remote Windows machine via RDP and get "permission denied" or ...
How to Fix Git Push Rejected: Non-Fast-Forward Merge
You run git push and get: ! [rejected] main -> main (non-fast-forward)
Issue queue
SitemapChrome ERR_CONNECTION_RESET: Network Settings Fix
Chrome SSL Certificate Reinstall: Invalid Authority Fix
Fix Node.js Heap Out of Memory When Loading Modules
Python Dependency Hell in Docker: A Practical Guide
Troubleshoot Docker Compose .env File Issues
Fix VS Code Git Not Detecting Changes After .gitignore Update
How to Solve DNS Probe Finished NXDOMAIN from Antivirus
How to Handle Merge Conflicts in Visual Studio Code
Check Node Version Compatibility Before Installing a Package
Fix npm ENOLOCAL Error: package.json Not Found on Windows 10
Fix Pip Install Permission Denied Error
How to Fix Windows Update Service Disabled
Chrome SSL Certificate Reinstall: Invalid Authority Fix
Fix Node.js Heap Out of Memory When Loading Modules
Python Dependency Hell in Docker: A Practical Guide
Troubleshoot Docker Compose .env File Issues
Fix VS Code Git Not Detecting Changes After .gitignore Update
How to Solve DNS Probe Finished NXDOMAIN from Antivirus
How to Handle Merge Conflicts in Visual Studio Code
Check Node Version Compatibility Before Installing a Package
Fix npm ENOLOCAL Error: package.json Not Found on Windows 10
Fix Pip Install Permission Denied Error
How to Fix Windows Update Service Disabled