DynamORM/Helpers/Dynamics/DynamicProxy.cs

@@ -78,8 +78,11 @@ namespace DynamORM.Helpers.Dynamics
                     {
                         try
                         {
-                            // TODO: MAke this work... open instance delegate would be nice
-                            return Delegate.CreateDelegate(Expression.GetDelegateType(v.GetParameters().Select(t => t.ParameterType).Concat(new[] { v.ReflectedType }).ToArray()), _proxy, v.Name);
+                            Type type = v.ReturnType == typeof(void) ?
+                                Expression.GetActionType(v.GetParameters().Select(t => t.ParameterType).ToArray()) :
+                                Expression.GetDelegateType(v.GetParameters().Select(t => t.ParameterType).Concat(new[] { v.ReturnType }).ToArray()); 
+                            
+                            return Delegate.CreateDelegate(type, _proxy, v.Name);
                         }
                         catch (ArgumentException)
                         {