Log Name: Application
Event Type: Error
Event Source: MSSQLSERVER
Event Category: (2)
Event ID: 17832
The login packet used to open the connection is structurally invalid; the connection has been closed. Please contact the vendoe of the client librar. [CLIENT: 127.0.0.1]
Also i refer this MS KB article: http://www.microsoft.com/technet/support/ee/transform.aspx?ProdName=SQL%20Server&ProdVer=10.0&EvtID=17832&EvtSrc=MSSQLServer&LCID=1033
But Error 17832 keeps on occurring.