protected override void bttNew_Click(object sender, EventArgs e) { base.bttNew_Click(sender, e); //FDept_AddEdit dae = new FDept_AddEdit(); FBusiness_Unit_AddEdit dae = new FBusiness_Unit_AddEdit(); dae.OnNewItem += new NewItemCreated(EditChange); dae.ShowDialog(); dae.OnNewItem -= new NewItemCreated(EditChange); dae.Close(); dae = null; }