gistfile1.txt

using System;
using System.Reflection;
using System.Security.Policy;

class Program
{
	static void Main(string[] args)
	{
		AppDomainSetup domaininfo = new AppDomainSetup();
		domaininfo.ApplicationBase = System.Environment.CurrentDirectory;
		Evidence adevidence = AppDomain.CurrentDomain.Evidence;
		AppDomain domain = AppDomain.CreateDomain("MyDomain", adevidence, domaininfo);

		Type type = typeof(Proxy);
		var value = (Proxy)domain.CreateInstanceAndUnwrap(
			type.Assembly.FullName,
			type.FullName);

		var assembly = value.GetAssembly("C:\\Users\\David\\Documents\\Projects\\cpp534534526423463\\cpp534534526423463\\bin\\Debug\\lib2.dll");
		var lal = assembly.GetTypes () [0];
		var instance = Activator.CreateInstance (lal);
		// AppDomain.Unload(domain);
	}
}

public class Proxy : MarshalByRefObject
{
	public Assembly GetAssembly(string assemblyPath)
	{
		try
		{
			return Assembly.LoadFile(assemblyPath);
		}
		catch (Exception)
		{
			return null;
			// throw new InvalidOperationException(ex);
		}
	}
}