protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e) { //TextBox t1 = (TextBox)GridView1.Rows[e.RowIndex].FindControl("noofpos"); Label l1 = (Label)GridView1.Rows[e.RowIndex].FindControl("Label1"); string x = l1.Text.ToString(); int result = vacancyManager.DeleteVacany(Convert.ToInt32(l1.Text)); if (result == 0) { Label9.Visible = true; add(); } else { Label9.Visible = false; add(); } }