--- a/src/mobility/random-direction-2d-mobility-model.cc	Mon Apr 14 16:39:26 2008 -0700
+++ b/src/mobility/random-direction-2d-mobility-model.cc	Tue Apr 15 15:10:53 2008 -0700
@@ -85,7 +85,7 @@
 void
 RandomDirection2dMobilityModel::SetDirectionAndSpeed (double direction)
 {
-  NS_LOG_FUNCTION;
+  NS_LOG_FUNCTION_NOARGS ();
   double speed = m_speed.GetValue ();
   const Vector vector (std::cos (direction) * speed,
                        std::sin (direction) * speed,