pavan,

actually here we are using exchange server so in smtp i need to put that, my problem seems different then you.

guys when i go deep into this i got one error from mail log error described as following

Exception Information =================== Exception Type: System.Data.SqlClient.SqlException

Errors: System.Data.SqlClient.SqlErrorCollection Class: 16

LineNumber: 1 Number: 6602 Procedure: sp_xml_preparedocument

Server: SQL2008 State: 2 Source: .Net SqlClient Data Provider

ErrorCode: -2146232060 Message: The error description is 'Whitespace is not allowed at this location.'.

Data: System.Collections.ListDictionaryInternal

TargetSite: Void OnError(System.Data.SqlClient.SqlException, Boolean)

HelpLink: NULL

StackTrace Information ===================

i am going to concentrate on this 'Whitespace is not allowed at this location.'

i think this is something which making problem

whatever thanx for your reply pavan i am also trying to find my solution.