' Event will occur after loading the DataBind() Property of DataGrid
    Private Sub gdSIMLOGS_DataBoundEvent(ByVal sender As Object, ByVal e As System.Web.UI.WebControls.DataGridItemEventArgs) Handles gdGSIMLOGS.ItemDataBound
 
        If e.Item.ItemType = ListItemType.Item Or e.Item.ItemType = ListItemType.AlternatingItem Or e.Item.ItemType = ListItemType.SelectedItem Then
            ' name will store the RefNos of the RefNo Column
            Dim name As String = ""
            name = Convert.ToString((DirectCast(e.Item.DataItem, DataRowView))(0))
 
            ' check each ref no. if null Resend button will be disabled
            If name = Nothing Or name = "" Then
                DirectCast(e.Item.FindControl("btnResend"), Button).Enabled = False
            End If
        End If
    End Sub