
How to Fix Git 'index.lock' File Exists Error
When you see fatal: Unable to create 'path/.git/index.lock': File exists., G...
Software troubleshooting desk

When you see fatal: Unable to create 'path/.git/index.lock': File exists., G...

You're in the middle of a git merge, and instead of the usual conflict markers, you see

After updating Node.js, you might see a permission denied error when running npm install

When you open the integrated terminal in VS Code and see 'Access Denied', it usually mean...

You set a breakpoint in VS Code while working in a remote environment—SSH, container, or WSL—but ...

When you run nginx -t and get an error involving the upstream directive...