Jupyter Kernel Not Starting in VS Code: Quick Fixes
You open a Jupyter notebook in VS Code, try to run a cell, and the kernel either hangs on "Starti...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Windows Activation DNS Error
You try to activate Windows, but get a DNS error. The system can't reach the activation server. T...
Fix Windows Security Dependency Conflict Permission Denied
You may see a 'permission denied' error when Windows Security interacts with other security softw...
Fix Windows Defender Network Error in Configuration Tool
When you open the Windows Defender Configuration Tool and see a network error, it usually means t...
Windows Activation Troubleshooting Checklist for Common Errors
Windows activation errors usually appear after a hardware change, a fresh install, or a failed up...
How to Fix Gradle Build Failed Error
When a Gradle build fails, you typically see a red message in the console with an error stack tra...
Topic paths
Quick titles
Resolve Windows Terminal Error 407: Proxy Settings FixWindows pnpm install Lockfile Mismatch FixHow to Resolve Windows Update 502 Bad GatewayHow to Reduce Windows Search CPU Usage in Windows 10Windows Update 0x80070005 Permission Error GuideDocker Desktop WSL Integration Not Working: TroubleshootingWindows 11 Activation Module Not Available FixMac Windows Update Compatibility Check Guide