--- a/src/simulator/simulator.cc	Mon Apr 14 16:19:17 2008 -0700
+++ b/src/simulator/simulator.cc	Thu Apr 17 13:42:25 2008 -0700
@@ -113,8 +113,8 @@
     .SetParent<Object> ()
     .AddConstructor<SimulatorPrivate> ()
     .AddAttribute ("Scheduler",
-                   "XXX",
-                   Pointer (),
+                   "The Scheduler used to handle all simulation events.",
+                   PointerValue (),
                    // XXX: allow getting the scheduler too.
                    MakePointerAccessor (&SimulatorPrivate::SetScheduler),
                    MakePointerChecker<Scheduler> ())