Have you tried building a custom poller for your device?
To do that, consult Chapter 16 of the Orion NPM Administrator Guide or see the online guide at:
Also, you can add the device to the Tell us your "Unknown" devices! post.
Check the security tab for the SNMP Service in windows
MarieB - I want to try and avoid adding custom pollers as its just a regular Windows 2000 box, just seems really strange that I am unable to get any details from it.
pyro13g - I have checked the security tab but everything seems fine, I have a community name with correct rights and I am only accepting SNMP packets from my SolarWinds box.