Hello

Expertise .. Plse help me ...

 during GridView SelectedIndex_Changed event .. i select Drop down item. then Erorr Occured below...

                    Cannot have multiple items selected in a DropDownList.

Here is my code ...

 protected void dgdDeedDetail_SelectedIndexChanged(object sender, EventArgs e)
    {
        ddlDeedPaper.ClearSelection();
        ddlDeedPaper.Text = dgdDeedDetail.SelectedItem.Cells[12].Text;

}