Checklists for software errors, setup, and tool workflows.

Fix Maven Dependency Resolution Failed in IntelliJ

You see "Maven dependency resolution failed" in IntelliJ, often with a red underline on your

PowerShell Rate Limit Error Not Working: Fixes for Throttling Issues

You've configured a rate limit in PowerShell, but the error doesn't fire when you exceed the thre...

Fix Windows Activation Sync Failure with Microsoft Account

You see an error that Windows activation failed to start sync with your Microsoft account. This u...

Fix Task Scheduler Port 80 Already Allocated Error

When you see "unable to bind to port 80 already allocated" in Task Scheduler, it means another pr...

Fix CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...

MySQL Connection Refused Authentication Error Checklist

You're trying to connect to a MySQL server and you get one of these: ERROR 2003 (HY000): Ca...