Property or indexer 'NodaTime.LocalDateTime.Month' cannot be assigned to -- it is read only : <pre><code>using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Reflection;
using System.IO;
using NodaTime;

namespace MyApp
{
    public partial class MainForm : Form
    {
        public class Foo
        {
            private LocalDateTime date_time;

            public Foo(string data)
            {
                Int32 i;
                char[] delimiters = { ',', '/', ':' };
                string[] tokens = data.Split(delimiters);

                if( Int32.TryParse(tokens[0], out i ))
                {
                    date_time.Month = i;
                }
            }
        };

        public MainForm()
        {
            InitializeComponent();
        }
    }
}
</code></pre>

<p>The line where I set date_time.Month to i is where I get the error called out in the title - Property or indexer cannot be assigned to -- it is read only.  I've searched through many of the similar posts, but wasn't able to find a solution.  Any help would be greatly appreciated.  Thanks in advance!</p>
