Checklists for software errors, setup, and tool workflows.

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Conda Environment List Empty: Causes and Fixes

If you run conda env list and see no environments (or only base missing...

Fix Windows Search Service Not Running

If the Windows Search bar is unresponsive, returns no results, or shows an error like "Windows Se...

Fix Chrome Profile SSL Certificate Error Not Working

You're browsing in Chrome and suddenly get a persistent SSL certificate error—even on sites you k...

Fix Windows Activation Service Not Running

If you see an error saying the Windows Activation service is not running, your system may not be ...

How to Fix 502 Bad Gateway in PowerShell Invoke-WebRequest

When you run Invoke-WebRequest in PowerShell and get a 502 Bad Gateway

FFmpeg Video and Audio Out of Sync: Practical Fixes
You encoded a video with FFmpeg and now the audio drifts or is completely out of sync. This is a ...