Checklists for software errors, setup, and tool workflows.

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Fix PowerShell Assembly Cache Not Updating

You’ve updated a .NET assembly in the Global Assembly Cache (GAC) or copied a new DLL into a modu...

Fix Windows Activation 502 Bad Gateway Due to Proxy Settings

If you see a "502 Bad Gateway" error when trying to activate Windows, the problem is often a misc...

Python Import Error: Module Not Found Despite Being Installed

You run your Python script and get ModuleNotFoundError for a package you’re sure you...

Fix 'Port Already Allocated' Error in VS Code

When you see 'Port already allocated' in VS Code, it typically means the port you're trying to us...

Fix PowerShell Module Not Found After Path Change

You run Import-Module and get an error like "The specified module 'X' was not lo...

Fix Gradle Build Failed in Offline Mode: Common Causes & Solutions
When you run a Gradle build with the --offline flag, it forces Gradle to use only lo...