>>How exactly you're doing it? Did you try using SMO object http://msdn.microsoft.com/en-us/library/microsoft.sqlserver.management.smo.backup.aspx ?
>
>No, I am executing the store procedure from the IDbCommand.CommandText and IDbCommand.CommentType properties and then using that into the data adapter object with the ExecuteNonQuery() method.

I saw the SMO method recommended instead. Try that. Otherwise you may want to try to run this command asynchronously. My colleague used some code to do this in one of the ASP.NET pages, but I took it out.