It works if you put this code in RowCreated method.

>Hi everybody,
>
>I have a button that changes a DataSourceID for the GridView. In the Row_DataBound method I have this code to change the header
>

>if (e.Row.RowType == DataControlRowType.Header)
>{
>
>if (clseditmode.CurDS == "FriendsAndVolunteersDataSource")
>{
>
>//this.ProfilesGrid.Columns[3].HeaderText = "Volunteer Name";
>
>e.Row.Cells[2].Text = "Volunteer Name";
>}
>
>if (Session.Count > 0) //dts saved in Session
>
>e.Row.Cells[2].Text = "Relation";
>}
>

> The problem is that when I select a record in a GridView, this new header disappears. How can I make it stay? Should I try to re-bind my GridView in every Page_Load? Any other ideas?
>
>Thanks a lot in advance.