Why you can not properly set the Select parameter?

>Thanks for the idea. It tells me the Datakey is readonly.
>
>>I don't know, but would something like setting DataKey work?
>>
>>>Does anyone here know how to position a formview to a specific record? I have the following code:
>>>

>>>    Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
>>>        Dim i As Int32
>>>        Dim CurrentRecord As Integer = Session("CurrentPerson")
>>>
>>>        If Not IsPostBack() And CurrentRecord > 0 Then
>>>            FormView1.DataBind()
>>>
>>>            ' Go to the record we want
>>>            For i = 0 To FormView1.DataItemCount - 1
>>>                FormView1.PageIndex = i
>>>
>>>                If FormView1.DataItem("personID") = CurrentRecord Then
>>>                    Exit For
>>>                End If
>>>            Next
>>>        End If
>>>           End Sub
>>>

>>>which works when placed in the Formview prerender (but it takes forever) and does not work in the PageLoad. This seems like it should be a trivial task but I just can't seem to get it. Any help appreciated.