Hello shevin,
Welcome to the WD NG.
To get familiar read this:
http://support.microsoft.com/kb/555375
I find this post with similar error
Subject: Windows Defender (Beta 2)
2/19/2006 10:31 AM PST
By: golbrick7
In: microsoft.private.security.spyware.installation
Also, I would recommend you use the Search For: box, and enter the error
number to get the lates news or advance in each NG. Or any word: ejm. type
golbrick7 and look in each NG.
Good luck