Checklists for software errors, setup, and tool workflows.

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Fix Windows 11 Installation Assistant Stuck at 99% Due to Network Issues

You're running the Windows 11 Installation Assistant, it downloads happily up to 99%, then si...

Fix Docker Pull Access Denied Due to Missing Credentials

If you see docker pull returning access denied with a message like ...

Fix Node.js package.json Engine Check Failures
When you run npm install and see an error like EBADENGINE or engi...

Fix Git 'index.lock file exists' Error When you see the error fatal: Unable to create 'path/.git/index.lock': File exists....

Git Merge Unrelated Histories Without Losing Commits You've cloned a repo, added a new remote, and now you need to merge two branches that don'...

Fix Nginx Upstream Connection Refused Socket Error When Nginx returns a 502 Bad Gateway or logs upstream connection refused

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix Windows 11 Installation Assistant Stuck at 99% Due to Network Issues

Fix Docker Pull Access Denied Due to Missing Credentials

Fix Node.js package.json Engine Check Failures

Fix Git 'index.lock file exists' Error

Git Merge Unrelated Histories Without Losing Commits

Fix Nginx Upstream Connection Refused Socket Error

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