diff --git a/OpenSim/Region/Framework/Scenes/ScenePresence.cs b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
index ada81b58ef..96a34256b5 100644
--- a/OpenSim/Region/Framework/Scenes/ScenePresence.cs
+++ b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
@@ -3217,7 +3217,7 @@ namespace OpenSim.Region.Framework.Scenes
         // Event called by the physics plugin to tell the avatar about a collision.
         private void PhysicsCollisionUpdate(EventArgs e)
         {
-            if (e == null)
+            if ((e == null) || m_invulnerable)
                 return;
             CollisionEventUpdate collisionData = (CollisionEventUpdate)e;
             Dictionary<uint, float> coldata = collisionData.m_objCollisionList;
diff --git a/OpenSim/Region/Physics/OdePlugin/ODECharacter.cs b/OpenSim/Region/Physics/OdePlugin/ODECharacter.cs
index 9d60cca192..e19d5892f5 100644
--- a/OpenSim/Region/Physics/OdePlugin/ODECharacter.cs
+++ b/OpenSim/Region/Physics/OdePlugin/ODECharacter.cs
@@ -308,7 +308,7 @@ namespace OpenSim.Region.Physics.OdePlugin
                 }
                 if (m_wascolliding != m_iscolliding)
                 {
-                    base.SendCollisionUpdate(new CollisionEventUpdate());
+                    //base.SendCollisionUpdate(new CollisionEventUpdate());
                 }
                 m_wascolliding = m_iscolliding;
             }
@@ -362,7 +362,7 @@ namespace OpenSim.Region.Physics.OdePlugin
                 }
                 if (m_wascollidingGround != m_iscollidingGround)
                 {
-                    base.SendCollisionUpdate(new CollisionEventUpdate());
+                    //base.SendCollisionUpdate(new CollisionEventUpdate());
                 }
                 m_wascollidingGround = m_iscollidingGround;
             }