diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
index 119c2ac7e8..5e7c2d98ab 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
@@ -3344,55 +3344,5 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
 
             return new LSL_Key(m_host.ParentGroup.FromPartID.ToString());
         }
-
-        public void osRezDuplicate(LSL_Vector offset, LSL_Rotation rot)
-        {
-            CheckThreatLevel(ThreatLevel.High, "osRezDuplicate");
-            m_host.AddScriptLPS(1);
-
-            Vector3 v = new Vector3((float)offset.x, (float)offset.y, (float)offset.z);
-            Quaternion r = new Quaternion(
-                (float)rot.x,
-                (float)rot.y,
-                (float)rot.z,
-                (float)rot.s
-            );
-
-            Vector3 destination = m_host.ParentGroup.AbsolutePosition + v;
-
-            if (!World.Permissions.CanRezObject(
-                m_host.ParentGroup.PrimCount,
-                m_host.OwnerID,
-                destination
-            ))
-            {
-                OSSLShoutError("Cannot duplicate object to destination, owner cannot rez objects at destination parcel.");
-
-                ScriptSleep(100);
-            }
-            else
-            {
-                SceneObjectGroup duplicate = World.SceneGraph.DuplicateObject(
-                    m_host.ParentGroup.LocalId,
-                    v,
-                    m_host.ParentGroup.RootPart.GetEffectiveObjectFlags(),
-                    m_host.OwnerID,
-                    m_host.GroupID,
-                    r
-                );
-
-                m_ScriptEngine.PostObjectEvent(m_host.LocalId, new EventParams(
-                        "object_rez", new Object[] {
-                        new LSL_String(
-                        duplicate.RootPart.UUID.ToString()) },
-                        new DetectParams[0]));
-
-                ScriptSleep(100);
-                m_ScriptEngine.PostObjectEvent(duplicate.LocalId, new EventParams(
-                        "on_rez", new Object[]{
-                        new LSL_Integer(0)},
-                        new DetectParams[0]));
-            }
-        }
     }
 }
\ No newline at end of file
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
index 8c90df438b..9ad1c22bd1 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
@@ -306,12 +306,5 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
         /// </summary>
         /// <returns>Rezzing object key or NULL_KEY if rezzed by agent or otherwise unknown.</returns>
         LSL_Key osGetRezzingObject();
-
-        /// <summary>
-        /// Duplicates an object as if the owner duplicated it.
-        /// </summary>
-        /// <param name="offset"></param>
-        /// <param name="rot"></param>
-        void osRezDuplicate(vector offset, rotation rot);
     }
 }
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
index 9a2f859e23..e9131e4655 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
@@ -955,10 +955,5 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
         {
             return m_OSSL_Functions.osGetRezzingObject();
         }
-
-        public void osRezDuplicate(vector offset, rotation rot)
-        {
-            m_OSSL_Functions.osRezDuplicate(offset, rot);
-        }
     }
 }