Checklists for software errors, setup, and tool workflows.

Fix Docker Build Error: 'failed to solve: manifest not found'

You run docker build and get an error like:

failed to solve: error fetching ...

Fix Windows Defender Stuck on 'Loading Group Policy Configuration'

If Windows Defender shows “Loading Group Policy Configuration” and never finishes, the security c...

Fix Windows Update Stuck at 0% Downloading

You click 'Check for updates' and see 'Downloading 0%' for an extended period. This is a common i...

How to Fix Windows Security Not Loading

You click the Windows Security icon in the taskbar or try to open it from Settings, but nothing h...

Sync Windows Updates with Ubuntu Dual Boot

If you dual-boot Windows and Ubuntu, you might notice that after booting into Ubuntu, the time in...

Stop systemd Service from Restarting in a Loop

If you have a systemd service that keeps restarting repeatedly — sometimes every few seconds — it...