using System;

using System.Reflection;

​

public class Program

{

    public static void Main()

    {

        var exampleInstance = new Example();

        var exampleType = typeof(Example);

        var fooProperty = exampleType.GetProperty("Foo"); // this works fine - the "GetSetMethod" method returns null, however

​

        // fails with the following:

        // [System.MethodAccessException: Attempt by method 'Program.Main()' to access method 'Example.set_Foo(Int32)' failed.]

        fooProperty.SetValue(exampleInstance, 24);

​

        // same error here:

        //Run-time exception (line 14): Attempt by method 'Program.Main()' to access method 'Example.set_Foo(Int32)' failed.

        exampleType.InvokeMember(fooProperty.Name, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.SetProperty | BindingFlags.Instance, null, exampleInstance, new object[] { 24 });

    }

}

​

public class Example 

{

    public int Foo { get; private set; }

}