diff --git a/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs b/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
index daf7741999..61ea8acd0f 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
@@ -2624,8 +2624,7 @@ namespace OpenSim.Region.Framework.Scenes
                     group.RootPart.Shape.LastAttachPoint = (byte)group.AttachmentPoint;
                 }
 
-                group.FromPartID = sourcePart.UUID;
-                group.RezzerID = group.FromPartID;
+                group.RezzerID = sourcePart.UUID;
 
                 if( i == 0)
                     AddNewSceneObject(group, true, curpos, rot, vel);
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
index fcbcc3f9f1..e42b6757f0 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
@@ -1059,7 +1059,12 @@ namespace OpenSim.Region.Framework.Scenes
         /// <remarks>
         /// If not applicable will be UUID.Zero
         /// </remarks>
-        public UUID FromPartID { get; set; }
+        /// obsolete use RezzerID
+        public UUID FromPartID
+        {
+            get { return RezzerID; }
+            set {RezzerID = value; }
+        }
 
         /// <summary>
         /// The folder ID that this object was rezzed from, if applicable.
diff --git a/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreScriptModule.cs b/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreScriptModule.cs
index e7d461fba6..7a0370a681 100644
--- a/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreScriptModule.cs
+++ b/OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreScriptModule.cs
@@ -783,7 +783,7 @@ namespace OpenSim.Region.OptionalModules.Scripting.JsonStore
                     group.RootPart.Shape.LastAttachPoint = (byte)group.AttachmentPoint;
                 }
 
-                group.FromPartID = host.RootPart.UUID;
+                group.RezzerID = host.RootPart.UUID;
                 m_scene.AddNewSceneObject(group, true, curpos, rot, vel);
 
                 UUID storeID = group.UUID;
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
index a21a0caa4e..19f2d0972b 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
@@ -4030,8 +4030,10 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         {
             CheckThreatLevel(ThreatLevel.None, "osGetRezzingObject");
             m_host.AddScriptLPS(1);
-
-            return new LSL_Key(m_host.ParentGroup.FromPartID.ToString());
+            UUID rezID = m_host.ParentGroup.RezzerID;
+            if(rezID == UUID.Zero || m_host.ParentGroup.Scene.GetScenePresence(rezID) != null)
+                return new LSL_Key(UUID.Zero.ToString());
+            return new LSL_Key(rezID.ToString());
         }
 
         /// <summary>