Problem with DataTable.acceptChange and WPF

Question

Hi I'm using a method to have my dataTable

public static DataTable excutequery(string query) { try {

            SqlDataAdapter  sqladapter = new SqlDataAdapter(query ,cnx );
            SqlCommandBuilder  commandBuilder = new SqlCommandBuilder(sqladapter);
            DataTable table = new DataTable();
            table.Locale = System.Globalization.CultureInfo.InvariantCulture;
            sqladapter.Fill(table);
            return table;
        }
        catch (SqlException e)
        {
            MessageBox.Show(e.ToString ());
            return null;
        }

    }

that methode retunr for me a DataTable i'm binding a listbox(in WPF) using this DataTable this listBox contain as a templage an image

I'm using a BindingListCollectionView ImageView = (BindingListCollectionView)CollectionViewSource.GetDefaultView(ImageList.DataContext); and i Have to button one for deleting if (ImageView.CurrentPosition > -1) ImageView.RemoveAt(ImageView.CurrentPosition); and the other one to submit changes tablProductImage.AcceptChanges();

he is the problem when I call the AcceptChanges methode nothing is changing? any solution please?