Network error while connecting to the Database through sql server 2005

Hi
I have this error

[DBNETLIB] [ConnectionOpen(PreloginHandshake()].]General Network error. Check your network documentation.

while connecting to the database through sql server 2005. How to solve this problem. Plz help me. plz give me the solution A.S.A.P.Check this out:

http://www.eggheadcafe.com/aspnet_answers/SQLServerprogramming/Mar2006/post26535127.asp

Guy had to reinstall server to make it work.|||Read this as well:

http://support.microsoft.com/kb/311111