Restart failure (NT 5)

[iediagcmd]

I was attempting to install Windows XP onto the existing Windows 2000 guest, but I ran into an issue I've encountered before - when the computer restarts, it fails to boot itself back up.

Although it won't be important, I took this screenshot not long before it shut down:

[YD711YT]

The bootloader in v86 has issues, can reproduce