Asrock AD2700 is intel atom d2700 Mainboard , my configuration was

- Asrock AD2700
- Ram 2GB
- No HDD (It will boot to Ubuntu LTSP Server via network boot)

My problem is it can't boot on network , every time when it boot it will show up this message

PXE 8 Structure was not found in undi driver code segment

When I post this message to google, it's kind of bios software (firmware) problem can any one help me please.