Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

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Latest checklists

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

If you see fatal: refusing to merge unrelated histories when running git merge...

Fix Python UnicodeDecodeError 'charmap' Codec
You're reading a file in Python and get:
UnicodeDecodeError: 'charmap' ...

Fix ERR_NAME_NOT_RESOLVED on All Sites in Chrome
If Chrome shows ERR_NAME_NOT_RESOLVED on every site you visit, it means your bro...

Fix Node Sass Build Failure: Environment Variable Errors
When you run npm install or a build script and see an error like Node Sass doe...

Fixing Python UnicodeDecodeError with latin-1 Codec
You're reading a file in Python and hit UnicodeDecodeError: 'charmap' codec can...