//Trainer DG selectionChanged private void dataGrid_SelectionChanged(object sender, SelectionChangedEventArgs e) { DataSet1TableAdapters.usersTableAdapter userAdp = new DataSet1TableAdapters.usersTableAdapter(); DataRowView row = dataGrid.SelectedItem as DataRowView; try { if (row.Row["userId"] != null) { int oo = int.Parse(row.Row["userId"].ToString()); DataTable dt = userAdp.GetTLoginById(oo); this.userName.Text = dt.Rows[0]["userName"].ToString(); this.userPass.Text = dt.Rows[0]["userPass"].ToString(); this.FName.Text = row.Row[2].ToString(); this.LName.Text = row.Row[3].ToString(); this.Class.Text = row.Row[4].ToString(); } } catch (System.Exception) { } }