ILSpy issue sample

MyDto.cs

using System;

namespace Samples.ILSpy
{
    [Serializable]
    public class MyDto
    {
        public Guid Id { get; set; }
        
        public string Name { get; set; }
    }
}

Program.cs

using System;

namespace Samples.ILSpy
{
    class Program
    {
        static void Main(string[] args)
        {
        }
    }
}

Samples.ILSpy.csproj

<Project Sdk="Microsoft.NET.Sdk">

  <PropertyGroup>
    <OutputType>Exe</OutputType>
    <TargetFramework>net5.0</TargetFramework>
  </PropertyGroup>

</Project>