using System;
using System.Reflection;  // For the Assembly class.
public class Program {
   public static void Main() {
      AppDomain.CurrentDomain.AssemblyResolve += AssemblyResolve;
      Assembly.Load("AssemblyToLoad.dll");
   }
   public static Assembly AssemblyResolve( object sender, 
                                           ResolveEventArgs e ) {
      Console.WriteLine("Can't find assembly: {0}", e.Name);
      return Assembly.LoadFrom(@"C:\AppDir\ThisAssemblyToLoad.dll");
   }
}