using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace DataBase
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void дАBindingNavigatorSaveItem_Click(object sender, EventArgs e)
        {
            try
            {

                this.Validate();
                this.дАBindingSource.EndEdit();
                this.дАTableAdapter.Update(this.дАDataSet.ДА);
               
                MessageBox.Show("Update complite");
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("Update failed");
            }
          }

        private void Form1_Load(object sender, EventArgs e)
        {
            // TODO: This line of code loads data into the 'дАDataSet.ДА' table. You can move, or remove it, as needed.
            this.дАTableAdapter.Fill(this.дАDataSet.ДА);

        }
    }
}

update requires a valid DeleteCommand when passed DataRow collection with deletes rows