diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
index b0f20157bf..f870b58165 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
@@ -2667,11 +2667,11 @@ namespace OpenSim.Region.Framework.Scenes
 
             Vector3 axPos = linkPart.OffsetPosition;
             Quaternion parentRot = m_rootPart.RotationOffset;
-            axPos *= Quaternion.Inverse(parentRot);
+            axPos *= Quaternion.Conjugate(parentRot);
             linkPart.OffsetPosition = axPos;
 
             Quaternion oldRot = linkPart.RotationOffset;
-            Quaternion newRot = Quaternion.Inverse(parentRot) * oldRot;
+            Quaternion newRot = Quaternion.Conjugate(parentRot) * oldRot;
             linkPart.RotationOffset = newRot;
 
 //            linkPart.ParentID = m_rootPart.LocalId; done above
@@ -2923,12 +2923,12 @@ namespace OpenSim.Region.Framework.Scenes
             Quaternion rootRotation = m_rootPart.RotationOffset;
 
             Vector3 pos = part.OffsetPosition;
-            pos *= Quaternion.Inverse(rootRotation);
+            pos *= Quaternion.Conjugate(rootRotation);
             part.OffsetPosition = pos;
 
             parentRot = m_rootPart.RotationOffset;
             oldRot = part.RotationOffset;
-            Quaternion newRot = Quaternion.Inverse(parentRot) * worldRot;
+            Quaternion newRot = Quaternion.Conjugate(parentRot) * worldRot;
             part.RotationOffset = newRot;
         }
 
@@ -3526,6 +3526,8 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="rot"></param>
         public void UpdateGroupRotationR(Quaternion rot)
         {
+            m_rootPart.UpdateRotation(rot);
+
             PhysicsActor actor = m_rootPart.PhysActor;
             if (actor != null)
             {