Cannot bind to the new display member in ComboBox

Question

I have a class which give me this error

public class Item 
{
    public string Name;
    public int Id

    public Item(string name, int id) 
    {
        N         


        

Answer 1

if (lstItems.Count > 0)
{
    comboBox1.DataSource = lstItems;
    comboBox1.DisplayMember = "Name";
    comboBox1.ValueMember = "Id";
}