diff --git a/OpenSim/Region/Environment/Scenes/Scene.cs b/OpenSim/Region/Environment/Scenes/Scene.cs
index d0013ba199..06e8a545c7 100644
--- a/OpenSim/Region/Environment/Scenes/Scene.cs
+++ b/OpenSim/Region/Environment/Scenes/Scene.cs
@@ -360,6 +360,7 @@ namespace OpenSim.Region.Environment.Scenes
 
             StatsReporter = new SimStatsReporter(this);
             StatsReporter.OnSendStatsResult += SendSimStatsPackets;
+            StatsReporter.OnStatsIncorrect += m_sceneGraph.RecalculateStats;
 
             StatsReporter.SetObjectCapacity(objectCapacity);
 
diff --git a/OpenSim/Region/Environment/Scenes/SceneGraph.cs b/OpenSim/Region/Environment/Scenes/SceneGraph.cs
index 3ffa5c332e..8476344ac9 100644
--- a/OpenSim/Region/Environment/Scenes/SceneGraph.cs
+++ b/OpenSim/Region/Environment/Scenes/SceneGraph.cs
@@ -694,6 +694,24 @@ namespace OpenSim.Region.Environment.Scenes
             }
         }
 
+        public void RecalculateStats()
+        {
+            List<ScenePresence> SPList = GetScenePresences();
+            int rootcount = 0;
+            int childcount = 0;
+
+            foreach (ScenePresence user in SPList)
+            {
+                if (user.IsChildAgent)
+                    childcount++;
+                else
+                    rootcount++;
+            }
+            m_numRootAgents = rootcount;
+            m_numChildAgents = childcount;
+            
+        }
+
         public int GetChildAgentCount()
         {
             // some network situations come in where child agents get closed twice.
@@ -1748,5 +1766,7 @@ namespace OpenSim.Region.Environment.Scenes
         }
 
         #endregion
+
+       
     }
 }
diff --git a/OpenSim/Region/Environment/Scenes/SimStatsReporter.cs b/OpenSim/Region/Environment/Scenes/SimStatsReporter.cs
index e2afa5a852..efda1405d0 100644
--- a/OpenSim/Region/Environment/Scenes/SimStatsReporter.cs
+++ b/OpenSim/Region/Environment/Scenes/SimStatsReporter.cs
@@ -39,10 +39,16 @@ namespace OpenSim.Region.Environment.Scenes
     {
         public delegate void SendStatResult(SimStats stats);
 
+        public delegate void YourStatsAreWrong();
+
         public event SendStatResult OnSendStatsResult;
 
+        public event YourStatsAreWrong OnStatsIncorrect;
+
         private SendStatResult handlerSendStatResult = null;
 
+        private YourStatsAreWrong handlerStatsIncorrect = null;
+
         private enum Stats : uint
         {
             TimeDilation = 0,
@@ -306,15 +312,30 @@ namespace OpenSim.Region.Environment.Scenes
         public void SetRootAgents(int rootAgents)
         {
             m_rootAgents = rootAgents;
+            CheckStatSanity();
+
+        }
+
+        internal void CheckStatSanity()
+        {
+            if (m_rootAgents < 0 || m_childAgents < 0)
+            {
+                handlerStatsIncorrect = OnStatsIncorrect;
+                if (handlerStatsIncorrect != null)
+                {
+                    handlerStatsIncorrect();
+                }
+            }
+            if (m_rootAgents == 0 && m_childAgents == 0)
+            {
+                m_unAckedBytes = 0;
+            }
         }
 
         public void SetChildAgents(int childAgents)
         {
-            m_childAgents = (childAgents > 0) ? childAgents : 0;
-            if (childAgents < 0)
-            {
-               //List<ScenePresence> avs=  m_scene.GetScenePresences();
-            }
+            m_childAgents = childAgents;
+            CheckStatSanity();
         }
 
         public void SetObjects(int objects)