Checklists for software errors, setup, and tool workflows.

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Fix Git 'index.lock' File Exists Error in SourceTree

If you use SourceTree and see an error message like fatal: Unable to create 'path/to/.g...

Fix 'Permission Denied' in VS Code Terminal
When you open the integrated terminal in VS Code and run a command, you might see permissio...

Fix DNS Probe Finished NXDOMAIN in Edge Browser
When Microsoft Edge shows "DNS_PROBE_FINISHED_NXDOMAIN", it means the browser cannot reso...

Fix Docker Desktop Engine Stopped with Virtual Machine Error
You start Docker Desktop and see “Docker Desktop engine stopped” with a message about a virtual m...

Fix VSCode Git Authentication Failure with Bitbucket
You're working in Visual Studio Code, you try to push or pull from a Bitbucket repository, an...

Fix Nginx Upstream Connection Refused in Proxy Pass
When Nginx returns a 502 Bad Gateway or logs upstream connection refused

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix Git 'index.lock' File Exists Error in SourceTree

Fix 'Permission Denied' in VS Code Terminal

Fix DNS Probe Finished NXDOMAIN in Edge Browser

Fix Docker Desktop Engine Stopped with Virtual Machine Error

Fix VSCode Git Authentication Failure with Bitbucket

Fix Nginx Upstream Connection Refused in Proxy Pass

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