Checklists for software errors, setup, and tool workflows.

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Fix 'git pull failed index.lock file exists' Error

When running git pull, you may see an error like:

fatal: Unable to create &#...

Fix Git Detached HEAD State in Visual Studio Code

You open your project in Visual Studio Code, check the Git graph or status bar, and see something...

How to Fix Windows 11 Installation Assistant Stuck at 99%

You're running the Windows 11 Installation Assistant, it reaches 99%, and then... nothing. Th...

Nginx Configuration Test Failed: Fix Server Block Errors

When you run nginx -t and see "test failed" with a server block error, it us...

Fix Docker Compose 'port 8080 already allocated' Error

When running docker-compose up, you may see an error like Error: Port 8080 is ...

Fix 'fatal: refusing to merge unrelated histories' in Bitbucket
You're working with a Bitbucket repository and when you try to merge two branches, Git throws...