17 files changed, 620 insertions, 210 deletions

diff --git a/OpenSim/Region/Framework/Interfaces/IInventoryAccessModule.cs b/OpenSim/Region/Framework/Interfaces/IInventoryAccessModule.cs
index 05fc2ad..305975e 100644
--- a/OpenSim/Region/Framework/Interfaces/IInventoryAccessModule.cs
+++ b/OpenSim/Region/Framework/Interfaces/IInventoryAccessModule.cs
@@ -38,7 +38,23 @@ namespace OpenSim.Region.Framework.Interfaces
     public interface IInventoryAccessModule
     {
         UUID CapsUpdateInventoryItemAsset(IClientAPI remoteClient, UUID itemID, byte[] data);
-        UUID DeleteToInventory(DeRezAction action, UUID folderID, List<SceneObjectGroup> objectGroups, IClientAPI remoteClient);
+        
+        /// <summary>
+        /// Copy objects to a user's inventory.
+        /// </summary>
+        /// <remarks>
+        /// Is it left to the caller to delete them from the scene if required.
+        /// </remarks>
+        /// <param name="action"></param>
+        /// <param name="folderID"></param>
+        /// <param name="objectGroups"></param>
+        /// <param name="remoteClient"></param>
+        /// <returns>
+        /// Returns the UUID of the newly created item asset (not the item itself).
+        /// FIXME: This is not very useful.  It would be far more useful to return a list of items instead.
+        /// </returns>
+        UUID CopyToInventory(DeRezAction action, UUID folderID, List<SceneObjectGroup> objectGroups, IClientAPI remoteClient);
+        
         SceneObjectGroup RezObject(IClientAPI remoteClient, UUID itemID, Vector3 RayEnd, Vector3 RayStart,
                                     UUID RayTargetID, byte BypassRayCast, bool RayEndIsIntersection,
                                     bool RezSelected, bool RemoveItem, UUID fromTaskID, bool attachment);
diff --git a/OpenSim/Region/Framework/ModuleLoader.cs b/OpenSim/Region/Framework/ModuleLoader.cs
index 23be9c2..14ecd44 100644
--- a/OpenSim/Region/Framework/ModuleLoader.cs
+++ b/OpenSim/Region/Framework/ModuleLoader.cs
@@ -223,7 +223,8 @@ namespace OpenSim.Region.Framework
                 catch (Exception e)
                 {
                     m_log.ErrorFormat(
-                        "[MODULES]: Could not load types for [{0}].  Exception {1}", pluginAssembly.FullName, e);
+                        "[MODULES]: Could not load types for plugin DLL {0}.  Exception {1} {2}", 
+                        pluginAssembly.FullName, e.Message, e.StackTrace);
                     
                     // justincc: Right now this is fatal to really get the user's attention
                     throw e;
diff --git a/OpenSim/Region/Framework/Scenes/AsyncSceneObjectGroupDeleter.cs b/OpenSim/Region/Framework/Scenes/AsyncSceneObjectGroupDeleter.cs
index 8feb022..3423542 100644
--- a/OpenSim/Region/Framework/Scenes/AsyncSceneObjectGroupDeleter.cs
+++ b/OpenSim/Region/Framework/Scenes/AsyncSceneObjectGroupDeleter.cs
@@ -143,7 +143,8 @@ namespace OpenSim.Region.Framework.Scenes
                         {
                             IInventoryAccessModule invAccess = m_scene.RequestModuleInterface<IInventoryAccessModule>();
                             if (invAccess != null)
-                                invAccess.DeleteToInventory(x.action, x.folderID, x.objectGroups, x.remoteClient);
+                                invAccess.CopyToInventory(x.action, x.folderID, x.objectGroups, x.remoteClient);
+                            
                             if (x.permissionToDelete)
                             {
                                 foreach (SceneObjectGroup g in x.objectGroups)
diff --git a/OpenSim/Region/Framework/Scenes/CoalescedSceneObjects.cs b/OpenSim/Region/Framework/Scenes/CoalescedSceneObjects.cs
new file mode 100644
index 0000000..af8ccda
--- /dev/null
+++ b/OpenSim/Region/Framework/Scenes/CoalescedSceneObjects.cs
@@ -0,0 +1,154 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using OpenMetaverse;
+
+namespace OpenSim.Region.Framework.Scenes
+{
+    /// <summary>
+    /// Represents a coalescene of scene objects.  A coalescence occurs when objects that are not in the same linkset
+    /// are grouped together.
+    /// </summary>
+    public class CoalescedSceneObjects
+    {   
+        /// <summary>
+        /// The creator of this coalesence, though not necessarily the objects within it.
+        /// </summary>
+        public UUID CreatorId { get; set; }
+        
+        /// <summary>
+        /// The number of objects in this coalesence
+        /// </summary>
+        public int Count
+        {
+            get
+            {
+                lock (m_memberObjects)
+                    return m_memberObjects.Count;
+            }
+        }
+        
+        /// <summary>
+        /// Does this coalesence have any member objects?
+        /// </summary>
+        public bool HasObjects { get { return Count > 0; } }
+        
+        /// <summary>
+        /// Get the objects currently in this coalescence
+        /// </summary>
+        public List<SceneObjectGroup> Objects
+        {
+            get
+            {
+                lock (m_memberObjects)
+                    return new List<SceneObjectGroup>(m_memberObjects);
+            }
+        }               
+        
+        /// <summary>
+        /// Get the scene that contains the objects in this coalescence.  If there are no objects then null is returned.
+        /// </summary>
+        public Scene Scene 
+        { 
+            get
+            {
+                if (!HasObjects)
+                    return null;
+                else
+                    return Objects[0].Scene;
+            }
+        }
+        
+        /// <summary>
+        /// At this point, we need to preserve the order of objects added to the coalescence, since the first
+        /// one will end up matching the item name when rerezzed.
+        /// </summary>
+        protected List<SceneObjectGroup> m_memberObjects = new List<SceneObjectGroup>();
+        
+        public CoalescedSceneObjects(UUID creatorId) 
+        {
+            CreatorId = creatorId;
+        }
+        
+        public CoalescedSceneObjects(UUID creatorId, params SceneObjectGroup[] objs) : this(creatorId)
+        {            
+            foreach (SceneObjectGroup obj in objs)
+                Add(obj);
+        }
+            
+        /// <summary>
+        /// Add an object to the coalescence.
+        /// </summary>
+        /// <param name="obj"></param>
+        /// <param name="offset">The offset of the object within the group</param>
+        public void Add(SceneObjectGroup obj)
+        {
+            lock (m_memberObjects)
+                m_memberObjects.Add(obj);
+        }
+        
+        /// <summary>
+        /// Removes a scene object from the coalescene
+        /// </summary>
+        /// <param name="sceneObjectId"></param>
+        /// <returns>true if the object was there to be removed, false if not.</returns>
+        public bool Remove(SceneObjectGroup obj)
+        {
+            lock (m_memberObjects)
+                return m_memberObjects.Remove(obj);
+        }
+        
+        /// <summary>
+        /// Get the total size of the coalescence (the size required to cover all the objects within it) and the
+        /// offsets of each of those objects.
+        /// </summary>
+        /// <param name="size"></param>
+        /// <returns>
+        /// An array of offsets.  The order of objects is the same as returned from the Objects property
+        /// </returns>
+        public Vector3[] GetSizeAndOffsets(out Vector3 size)
+        {
+            float minX, minY, minZ;
+            float maxX, maxY, maxZ;
+
+            Vector3[] offsets 
+                = Scene.GetCombinedBoundingBox(
+                    Objects, out minX, out maxX, out minY, out maxY, out minZ, out maxZ);
+            
+            float sizeX = maxX - minX;
+            float sizeY = maxY - minY;
+            float sizeZ = maxZ - minZ;
+            
+            size = new Vector3(sizeX, sizeY, sizeZ);
+            
+            return offsets;
+        }
+    }
+}
\ No newline at end of file
diff --git a/OpenSim/Region/Framework/Scenes/Prioritizer.cs b/OpenSim/Region/Framework/Scenes/Prioritizer.cs
index f9599f5..e3ed905 100644
--- a/OpenSim/Region/Framework/Scenes/Prioritizer.cs
+++ b/OpenSim/Region/Framework/Scenes/Prioritizer.cs
@@ -58,17 +58,8 @@ namespace OpenSim.Region.Framework.Scenes
 
     public class Prioritizer
     {
-//        private static readonly ILog m_log = LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
+        private static readonly ILog m_log = LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
         
-        /// <summary>
-        /// This is added to the priority of all child prims, to make sure that the root prim update is sent to the
-        /// viewer before child prim updates.
-        /// The adjustment is added to child prims and subtracted from root prims, so the gap ends up
-        /// being double.  We do it both ways so that there is a still a priority delta even if the priority is already
-        /// double.MinValue or double.MaxValue.
-        /// </summary>
-        private double m_childPrimAdjustmentFactor = 0.05;
-
         private Scene m_scene;
 
         public Prioritizer(Scene scene)
@@ -76,17 +67,35 @@ namespace OpenSim.Region.Framework.Scenes
             m_scene = scene;
         }
 
-        public double GetUpdatePriority(IClientAPI client, ISceneEntity entity)
+        /// <summary>
+        /// Returns the priority queue into which the update should be placed. Updates within a
+        /// queue will be processed in arrival order. There are currently 12 priority queues
+        /// implemented in PriorityQueue class in LLClientView. Queue 0 is generally retained
+        /// for avatar updates. The fair queuing discipline for processing the priority queues
+        /// assumes that the number of entities in each priority queues increases exponentially.
+        /// So for example... if queue 1 contains all updates within 10m of the avatar or camera
+        /// then queue 2 at 20m is about 3X bigger in space & about 3X bigger in total number
+        /// of updates.
+        /// </summary>
+        public uint GetUpdatePriority(IClientAPI client, ISceneEntity entity)
         {
-            double priority = 0;
-
+            // If entity is null we have a serious problem
             if (entity == null)
-                return 100000;
+            {
+                m_log.WarnFormat("[PRIORITIZER] attempt to prioritize null entity");
+                throw new InvalidOperationException("Prioritization entity not defined");
+            }
+
+            // If this is an update for our own avatar give it the highest priority
+            if (client.AgentId == entity.UUID)
+                return 0;
+
+            uint priority;
             
             switch (m_scene.UpdatePrioritizationScheme)
             {
                 case UpdatePrioritizationSchemes.Time:
-                    priority = GetPriorityByTime();
+                    priority = GetPriorityByTime(client, entity);
                     break;
                 case UpdatePrioritizationSchemes.Distance:
                     priority = GetPriorityByDistance(client, entity);
@@ -104,180 +113,115 @@ namespace OpenSim.Region.Framework.Scenes
                     throw new InvalidOperationException("UpdatePrioritizationScheme not defined.");
             }
             
-            // Adjust priority so that root prims are sent to the viewer first.  This is especially important for 
-            // attachments acting as huds, since current viewers fail to display hud child prims if their updates
-            // arrive before the root one.
-            if (entity is SceneObjectPart)
-            {
-                SceneObjectPart sop = ((SceneObjectPart)entity);
-                
-                if (sop.IsRoot)
-                {
-                    if (priority >= double.MinValue + m_childPrimAdjustmentFactor)
-                        priority -= m_childPrimAdjustmentFactor;
-                }
-                else
-                {
-                    if (priority <= double.MaxValue - m_childPrimAdjustmentFactor)
-                        priority += m_childPrimAdjustmentFactor;
-                }
-            }
-            
             return priority;
         }
 
-        private double GetPriorityByTime()
+
+        private uint GetPriorityByTime(IClientAPI client, ISceneEntity entity)
         {
-            return DateTime.UtcNow.ToOADate();
+            return 1;
         }
 
-        private double GetPriorityByDistance(IClientAPI client, ISceneEntity entity)
+        private uint GetPriorityByDistance(IClientAPI client, ISceneEntity entity)
         {
-            ScenePresence presence = m_scene.GetScenePresence(client.AgentId);
-            if (presence != null)
-            {
-                // If this is an update for our own avatar give it the highest priority
-                if (presence == entity)
-                    return 0.0;
-
-                // Use the camera position for local agents and avatar position for remote agents
-                Vector3 presencePos = (presence.IsChildAgent) ?
-                    presence.AbsolutePosition :
-                    presence.CameraPosition;
-
-                // Use group position for child prims
-                Vector3 entityPos;
-                if (entity is SceneObjectPart)
-                {
-                    // Can't use Scene.GetGroupByPrim() here, since the entity may have been delete from the scene
-                    // before its scheduled update was triggered
-                    //entityPos = m_scene.GetGroupByPrim(entity.LocalId).AbsolutePosition;
-                    entityPos = ((SceneObjectPart)entity).ParentGroup.AbsolutePosition;
-                }
-                else
-                {
-                    entityPos = entity.AbsolutePosition;
-                }
-
-                return Vector3.DistanceSquared(presencePos, entityPos);
-            }
-
-            return double.NaN;
+            return ComputeDistancePriority(client,entity,false);
+        }
+        
+        private uint GetPriorityByFrontBack(IClientAPI client, ISceneEntity entity)
+        {
+            return ComputeDistancePriority(client,entity,true);
         }
 
-        private double GetPriorityByFrontBack(IClientAPI client, ISceneEntity entity)
+        private uint GetPriorityByBestAvatarResponsiveness(IClientAPI client, ISceneEntity entity)
         {
+            uint pqueue = ComputeDistancePriority(client,entity,true);
+
             ScenePresence presence = m_scene.GetScenePresence(client.AgentId);
             if (presence != null)
             {
-                // If this is an update for our own avatar give it the highest priority
-                if (presence == entity)
-                    return 0.0;
-
-                // Use group position for child prims
-                Vector3 entityPos = entity.AbsolutePosition;
-                if (entity is SceneObjectPart)
-                {
-                    // Can't use Scene.GetGroupByPrim() here, since the entity may have been delete from the scene
-                    // before its scheduled update was triggered
-                    //entityPos = m_scene.GetGroupByPrim(entity.LocalId).AbsolutePosition;
-                    entityPos = ((SceneObjectPart)entity).ParentGroup.AbsolutePosition;
-                }
-                else
-                {
-                    entityPos = entity.AbsolutePosition;
-                }
-
                 if (!presence.IsChildAgent)
                 {
-                    // Root agent. Use distance from camera and a priority decrease for objects behind us
-                    Vector3 camPosition = presence.CameraPosition;
-                    Vector3 camAtAxis = presence.CameraAtAxis;
-
-                    // Distance
-                    double priority = Vector3.DistanceSquared(camPosition, entityPos);
-
-                    // Plane equation
-                    float d = -Vector3.Dot(camPosition, camAtAxis);
-                    float p = Vector3.Dot(camAtAxis, entityPos) + d;
-                    if (p < 0.0f) priority *= 2.0;
-
-                    return priority;
-                }
-                else
-                {
-                    // Child agent. Use the normal distance method
-                    Vector3 presencePos = presence.AbsolutePosition;
+                    if (entity is SceneObjectPart)
+                    {
+                        // Non physical prims are lower priority than physical prims
+                        PhysicsActor physActor = ((SceneObjectPart)entity).ParentGroup.RootPart.PhysActor;
+                        if (physActor == null || !physActor.IsPhysical)
+                            pqueue++;
 
-                    return Vector3.DistanceSquared(presencePos, entityPos);
+                        // Attachments are high priority, 
+                        // MIC: shouldn't these already be in the highest priority queue already
+                        // since their root position is same as the avatars?
+                        if (((SceneObjectPart)entity).ParentGroup.RootPart.IsAttachment)
+                            pqueue = 1;
+                    }
                 }
             }
 
-            return double.NaN;
+            return pqueue;
         }
 
-        private double GetPriorityByBestAvatarResponsiveness(IClientAPI client, ISceneEntity entity)
+        private uint ComputeDistancePriority(IClientAPI client, ISceneEntity entity, bool useFrontBack)
         {
-            // If this is an update for our own avatar give it the highest priority
-            if (client.AgentId == entity.UUID)
-                return 0.0;
-            if (entity == null)
-                return double.NaN;
+            // Get this agent's position
+            ScenePresence presence = m_scene.GetScenePresence(client.AgentId);
+            if (presence == null)
+            {
+                // this shouldn't happen, it basically means that we are prioritizing 
+                // updates to send to a client that doesn't have a presence in the scene
+                // seems like there's race condition here...
 
-            // Use group position for child prims
+                // m_log.WarnFormat("[PRIORITIZER] attempt to use agent {0} not in the scene",client.AgentId);
+                // throw new InvalidOperationException("Prioritization agent not defined");
+                return Int32.MaxValue;
+            }
+                
+            // Use group position for child prims, since we are putting child prims in
+            // the same queue with the root of the group, the root prim (which goes into
+            // the queue first) should always be sent first, no need to adjust child prim
+            // priorities
             Vector3 entityPos = entity.AbsolutePosition;
             if (entity is SceneObjectPart)
             {
                 SceneObjectGroup group = (entity as SceneObjectPart).ParentGroup;
                 if (group != null)
                     entityPos = group.AbsolutePosition;
-                else
-                    entityPos = entity.AbsolutePosition;
             }
-            else
-                entityPos = entity.AbsolutePosition;
 
-            ScenePresence presence = m_scene.GetScenePresence(client.AgentId);
-            if (presence != null)
-            {
-                if (!presence.IsChildAgent)
-                {
-                    if (entity is ScenePresence)
-                        return 1.0;
-
-                    // Root agent. Use distance from camera and a priority decrease for objects behind us
-                    Vector3 camPosition = presence.CameraPosition;
-                    Vector3 camAtAxis = presence.CameraAtAxis;
+            // Use the camera position for local agents and avatar position for remote agents
+            Vector3 presencePos = (presence.IsChildAgent) ?
+                presence.AbsolutePosition :
+                presence.CameraPosition;
 
-                    // Distance
-                    double priority = Vector3.DistanceSquared(camPosition, entityPos);
+            // Compute the distance... 
+            double distance = Vector3.Distance(presencePos, entityPos);
 
-                    // Plane equation
-                    float d = -Vector3.Dot(camPosition, camAtAxis);
-                    float p = Vector3.Dot(camAtAxis, entityPos) + d;
-                    if (p < 0.0f) priority *= 2.0;
-
-                    if (entity is SceneObjectPart)
-                    {
-                        PhysicsActor physActor = ((SceneObjectPart)entity).ParentGroup.RootPart.PhysActor;
-                        if (physActor == null || !physActor.IsPhysical)
-                            priority += 100;
-
-                        if (((SceneObjectPart)entity).ParentGroup.RootPart.IsAttachment)
-                            priority = 1.0;
-                    }
-                    return priority;
-                }
-                else
-                {
-                    // Child agent. Use the normal distance method
-                    Vector3 presencePos = presence.AbsolutePosition;
-
-                    return Vector3.DistanceSquared(presencePos, entityPos);
-                }
+            // And convert the distance to a priority queue, this computation gives queues
+            // at 10, 20, 40, 80, 160, 320, 640, and 1280m
+            uint pqueue = 1;
+            for (int i = 0; i < 8; i++)
+            {
+                if (distance < 10 * Math.Pow(2.0,i))
+                    break;
+                pqueue++;
+            }
+            
+            // If this is a root agent, then determine front & back
+            // Bump up the priority queue (drop the priority) for any objects behind the avatar
+            if (useFrontBack && ! presence.IsChildAgent)
+            {
+                // Root agent, decrease priority for objects behind us
+                Vector3 camPosition = presence.CameraPosition;
+                Vector3 camAtAxis = presence.CameraAtAxis;
+
+                // Plane equation
+                float d = -Vector3.Dot(camPosition, camAtAxis);
+                float p = Vector3.Dot(camAtAxis, entityPos) + d;
+                if (p < 0.0f) 
+                    pqueue++;
             }
 
-            return double.NaN;
+            return pqueue;
         }
+
     }
 }
diff --git a/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs b/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
index 73dd531..0f85925 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
@@ -1955,11 +1955,49 @@ namespace OpenSim.Region.Framework.Scenes
                                     UUID RayTargetID, byte BypassRayCast, bool RayEndIsIntersection,
                                     bool RezSelected, bool RemoveItem, UUID fromTaskID)
         {
-            IInventoryAccessModule invAccess = RequestModuleInterface<IInventoryAccessModule>();
-            if (invAccess != null)
-                invAccess.RezObject(
-                    remoteClient, itemID, RayEnd, RayStart, RayTargetID, BypassRayCast, RayEndIsIntersection,
-                    RezSelected, RemoveItem, fromTaskID, false);
+//            m_log.DebugFormat(
+//                "[PRIM INVENTORY]: RezObject from {0} for item {1} from task id {2}", 
+//                remoteClient.Name, itemID, fromTaskID);
+            
+            if (fromTaskID == UUID.Zero)
+            {
+                IInventoryAccessModule invAccess = RequestModuleInterface<IInventoryAccessModule>();
+                if (invAccess != null)
+                    invAccess.RezObject(
+                        remoteClient, itemID, RayEnd, RayStart, RayTargetID, BypassRayCast, RayEndIsIntersection,
+                        RezSelected, RemoveItem, fromTaskID, false);
+            }
+            else
+            {            
+                SceneObjectPart part = GetSceneObjectPart(fromTaskID);
+                if (part == null)
+                {
+                    m_log.ErrorFormat(                                     
+                        "[TASK INVENTORY]: {0} tried to rez item id {1} from object id {2} but there is no such scene object", 
+                        remoteClient.Name, itemID, fromTaskID);
+                    
+                    return;
+                }
+                
+                TaskInventoryItem item = part.Inventory.GetInventoryItem(itemID);
+                if (item == null)
+                {
+                    m_log.ErrorFormat(                                     
+                        "[TASK INVENTORY]: {0} tried to rez item id {1} from object id {2} but there is no such item", 
+                        remoteClient.Name, itemID, fromTaskID);
+                    
+                    return;
+                }                
+                               
+                byte bRayEndIsIntersection = (byte)(RayEndIsIntersection ? 1 : 0);
+                Vector3 scale = new Vector3(0.5f, 0.5f, 0.5f);
+                Vector3 pos 
+                    = GetNewRezLocation(
+                        RayStart, RayEnd, RayTargetID, Quaternion.Identity,
+                        BypassRayCast, bRayEndIsIntersection, true, scale, false);            
+                
+                RezObject(part, item, pos, null, Vector3.Zero, 0);
+            }
         }
         
         /// <summary>
@@ -1967,14 +2005,14 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         /// <param name="sourcePart"></param>
         /// <param name="item"></param>
-        /// <param name="pos"></param>
-        /// <param name="rot"></param>
-        /// <param name="vel"></param>
+        /// <param name="pos">The position of the rezzed object.</param>
+        /// <param name="rot">The rotation of the rezzed object.  If null, then the rotation stored with the object
+        /// will be used if it exists.</param>
+        /// <param name="vel">The velocity of the rezzed object.</param>
         /// <param name="param"></param>
         /// <returns>The SceneObjectGroup rezzed or null if rez was unsuccessful</returns>
         public virtual SceneObjectGroup RezObject(
-            SceneObjectPart sourcePart, TaskInventoryItem item,
-            Vector3 pos, Quaternion rot, Vector3 vel, int param)
+            SceneObjectPart sourcePart, TaskInventoryItem item, Vector3 pos, Quaternion? rot, Vector3 vel, int param)
         {
             if (null == item)
                 return null;
@@ -1992,8 +2030,14 @@ namespace OpenSim.Region.Framework.Scenes
                 if ((item.CurrentPermissions & (uint)PermissionMask.Copy) == 0)
                     sourcePart.Inventory.RemoveInventoryItem(item.ItemID);
             }
-                        
-            AddNewSceneObject(group, true, pos, rot, vel);
+                                    
+            AddNewSceneObject(group, true);
+            
+            group.AbsolutePosition = pos;
+            group.Velocity = vel;            
+            
+            if (rot != null)
+                group.UpdateGroupRotationR((Quaternion)rot);
             
             // We can only call this after adding the scene object, since the scene object references the scene
             // to find out if scripts should be activated at all.
diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index f0acc38..01de824 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -3665,6 +3665,15 @@ namespace OpenSim.Region.Framework.Scenes
                 return false;
             }
 
+            int num = m_sceneGraph.GetNumberOfScenePresences();
+
+            if (num >= RegionInfo.RegionSettings.AgentLimit)
+            {
+                if (!Permissions.IsAdministrator(cAgentData.AgentID))
+                    return false;
+            }
+
+
             ScenePresence childAgentUpdate = WaitGetScenePresence(cAgentData.AgentID);
 
             if (childAgentUpdate != null)
@@ -4839,7 +4848,20 @@ namespace OpenSim.Region.Framework.Scenes
             }
         }
 
-        public Vector3[] GetCombinedBoundingBox(List<SceneObjectGroup> objects, out float minX, out float maxX, out float minY, out float maxY, out float minZ, out float maxZ)
+        /// <summary>
+        /// Get the volume of space that will encompass all the given objects.
+        /// </summary>
+        /// <param name="objects"></param>
+        /// <param name="minX"></param>
+        /// <param name="maxX"></param>
+        /// <param name="minY"></param>
+        /// <param name="maxY"></param>
+        /// <param name="minZ"></param>
+        /// <param name="maxZ"></param>
+        /// <returns></returns>
+        public static Vector3[] GetCombinedBoundingBox(
+           List<SceneObjectGroup> objects, 
+           out float minX, out float maxX, out float minY, out float maxY, out float minZ, out float maxZ)
         {
             minX = 256;
             maxX = -256;
@@ -4857,6 +4879,10 @@ namespace OpenSim.Region.Framework.Scenes
                 Vector3 vec = g.AbsolutePosition;
 
                 g.GetAxisAlignedBoundingBoxRaw(out ominX, out omaxX, out ominY, out omaxY, out ominZ, out omaxZ);
+               
+//                m_log.DebugFormat(
+//                    "[SCENE]: For {0} found AxisAlignedBoundingBoxRaw {1}, {2}", 
+//                    g.Name, new Vector3(ominX, ominY, ominZ), new Vector3(omaxX, omaxY, omaxZ));
 
                 ominX += vec.X;
                 omaxX += vec.X;
@@ -4949,6 +4975,17 @@ namespace OpenSim.Region.Framework.Scenes
         // child agent creation, thereby emulating the SL behavior.
         public bool QueryAccess(UUID agentID, Vector3 position, out string reason)
         {
+            int num = m_sceneGraph.GetNumberOfScenePresences();
+
+            if (num >= RegionInfo.RegionSettings.AgentLimit)
+            {
+                if (!Permissions.IsAdministrator(agentID))
+                {
+                    reason = "The region is full";
+                    return false;
+                }
+            }
+
             reason = String.Empty;
             return true;
         }
diff --git a/OpenSim/Region/Framework/Scenes/SceneGraph.cs b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
index 97af0a0..fc31b65 100644
--- a/OpenSim/Region/Framework/Scenes/SceneGraph.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
@@ -800,6 +800,11 @@ namespace OpenSim.Region.Framework.Scenes
             return m_scenePresenceArray;
         }
 
+        public int GetNumberOfScenePresences()
+        {
+            return m_scenePresenceArray.Count;
+        }
+
         /// <summary>
         /// Request a scene presence by UUID. Fast, indexed lookup.
         /// </summary>
@@ -997,6 +1002,8 @@ namespace OpenSim.Region.Framework.Scenes
                     {
                         foreach (SceneObjectPart p in ((SceneObjectGroup)entity).Parts)
                         {
+//                            m_log.DebugFormat("[SCENE GRAPH]: Part {0} has name {1}", p.UUID, p.Name);
+                        
                             if (p.Name == name)
                             {
                                 sop = p;
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.Inventory.cs b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.Inventory.cs
index e8095c0..4bca3d0 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.Inventory.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.Inventory.cs
@@ -81,16 +81,20 @@ namespace OpenSim.Region.Framework.Scenes
         }
 
         /// <summary>
-        /// Add an inventory item to a prim in this group.
+        /// Add an inventory item from a user's inventory to a prim in this scene object.
         /// </summary>
-        /// <param name="remoteClient"></param>
-        /// <param name="localID"></param>
-        /// <param name="item"></param>
+        /// <param name="remoteClient">The client adding the item.</param>
+        /// <param name="localID">The local ID of the part receiving the add.</param>
+        /// <param name="item">The user inventory item being added.</param>
         /// <param name="copyItemID">The item UUID that should be used by the new item.</param>
         /// <returns></returns>
         public bool AddInventoryItem(IClientAPI remoteClient, uint localID,
                                      InventoryItemBase item, UUID copyItemID)
         {
+//            m_log.DebugFormat(
+//                "[PRIM INVENTORY]: Adding inventory item {0} from {1} to part with local ID {2}", 
+//                item.Name, remoteClient.Name, localID);
+            
             UUID newItemId = (copyItemID != UUID.Zero) ? copyItemID : item.ID;
 
             SceneObjectPart part = GetChildPart(localID);
@@ -132,15 +136,20 @@ namespace OpenSim.Region.Framework.Scenes
                     taskItem.GroupPermissions = item.GroupPermissions;
                     taskItem.NextPermissions = item.NextPermissions;
                 }
-
+                          
                 taskItem.Flags = item.Flags;
+
+//                m_log.DebugFormat(
+//                    "[PRIM INVENTORY]: Flags are 0x{0:X} for item {1} added to part {2} by {3}", 
+//                    taskItem.Flags, taskItem.Name, localID, remoteClient.Name);                      
+                
                 // TODO: These are pending addition of those fields to TaskInventoryItem
 //                taskItem.SalePrice = item.SalePrice;
 //                taskItem.SaleType = item.SaleType;
                 taskItem.CreationDate = (uint)item.CreationDate;
 
                 bool addFromAllowedDrop = false;
-                if (remoteClient!=null) 
+                if (remoteClient != null) 
                 {
                     addFromAllowedDrop = remoteClient.AgentId != part.OwnerID;
                 }
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
index ca7d9d9..19a9506 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
@@ -296,11 +296,14 @@ namespace OpenSim.Region.Framework.Scenes
             {
                 Vector3 val = value;
 
-                if ((m_scene.TestBorderCross(val - Vector3.UnitX, Cardinals.E) || m_scene.TestBorderCross(val + Vector3.UnitX, Cardinals.W)
-                    || m_scene.TestBorderCross(val - Vector3.UnitY, Cardinals.N) || m_scene.TestBorderCross(val + Vector3.UnitY, Cardinals.S)) 
-                    && !IsAttachmentCheckFull() && (!m_scene.LoadingPrims))
+                if (Scene != null)
                 {
-                    m_scene.CrossPrimGroupIntoNewRegion(val, this, true);
+                    if ((Scene.TestBorderCross(val - Vector3.UnitX, Cardinals.E) || Scene.TestBorderCross(val + Vector3.UnitX, Cardinals.W)
+                        || Scene.TestBorderCross(val - Vector3.UnitY, Cardinals.N) || Scene.TestBorderCross(val + Vector3.UnitY, Cardinals.S)) 
+                        && !IsAttachmentCheckFull() && (!Scene.LoadingPrims))
+                    {
+                        m_scene.CrossPrimGroupIntoNewRegion(val, this, true);
+                    }
                 }
                 
                 if (RootPart.GetStatusSandbox())
@@ -308,8 +311,11 @@ namespace OpenSim.Region.Framework.Scenes
                     if (Util.GetDistanceTo(RootPart.StatusSandboxPos, value) > 10)
                     {
                         RootPart.ScriptSetPhysicsStatus(false);
-                        Scene.SimChat(Utils.StringToBytes("Hit Sandbox Limit"),
-                              ChatTypeEnum.DebugChannel, 0x7FFFFFFF, RootPart.AbsolutePosition, Name, UUID, false);
+                        
+                        if (Scene != null)
+                            Scene.SimChat(Utils.StringToBytes("Hit Sandbox Limit"),
+                                  ChatTypeEnum.DebugChannel, 0x7FFFFFFF, RootPart.AbsolutePosition, Name, UUID, false);
+                        
                         return;
                     }
                 }
@@ -326,7 +332,8 @@ namespace OpenSim.Region.Framework.Scenes
                 //m_scene.PhysicsScene.AddPhysicsActorTaint(m_rootPart.PhysActor);
                 //}
                 
-                m_scene.EventManager.TriggerParcelPrimCountTainted();
+                if (Scene != null)
+                    Scene.EventManager.TriggerParcelPrimCountTainted();
             }
         }
 
@@ -1765,10 +1772,12 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="part"></param>
         public void ServiceObjectPropertiesFamilyRequest(IClientAPI remoteClient, UUID AgentID, uint RequestFlags)
         {
-            remoteClient.SendObjectPropertiesFamilyData(RequestFlags, RootPart.UUID, RootPart.OwnerID, RootPart.GroupID, RootPart.BaseMask,
-                                                        RootPart.OwnerMask, RootPart.GroupMask, RootPart.EveryoneMask, RootPart.NextOwnerMask,
-                                                        RootPart.OwnershipCost, RootPart.ObjectSaleType, RootPart.SalePrice, RootPart.Category,
-                                                        RootPart.CreatorID, RootPart.Name, RootPart.Description);
+            remoteClient.SendObjectPropertiesFamilyData(RootPart, RequestFlags);
+            
+//             remoteClient.SendObjectPropertiesFamilyData(RequestFlags, RootPart.UUID, RootPart.OwnerID, RootPart.GroupID, RootPart.BaseMask,
+//                                                         RootPart.OwnerMask, RootPart.GroupMask, RootPart.EveryoneMask, RootPart.NextOwnerMask,
+//                                                         RootPart.OwnershipCost, RootPart.ObjectSaleType, RootPart.SalePrice, RootPart.Category,
+//                                                         RootPart.CreatorID, RootPart.Name, RootPart.Description);
         }
 
         public void SetPartOwner(SceneObjectPart part, UUID cAgentID, UUID cGroupID)
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index 4d5eedf..8a8a699 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -2055,15 +2055,7 @@ namespace OpenSim.Region.Framework.Scenes
 
         public void GetProperties(IClientAPI client)
         {
-            //Viewer wants date in microseconds so multiply it by 1,000,000.
-            client.SendObjectPropertiesReply(
-                m_fromUserInventoryItemID, (ulong)_creationDate*(ulong)1e6, _creatorID, UUID.Zero, UUID.Zero,
-                _groupID, (short)InventorySerial, _lastOwnerID, UUID, _ownerID,
-                ParentGroup.RootPart.TouchName, new byte[0], ParentGroup.RootPart.SitName, Name, Description,
-                ParentGroup.RootPart._ownerMask, ParentGroup.RootPart._nextOwnerMask, ParentGroup.RootPart._groupMask, ParentGroup.RootPart._everyoneMask,
-                ParentGroup.RootPart._baseMask,
-                ParentGroup.RootPart.ObjectSaleType,
-                ParentGroup.RootPart.SalePrice);
+            client.SendObjectPropertiesReply(this);
         }
 
         public UUID GetRootPartUUID()
@@ -2088,7 +2080,14 @@ namespace OpenSim.Region.Framework.Scenes
 
             axPos *= parentRot;
             Vector3 translationOffsetPosition = axPos;
-            return GroupPosition + translationOffsetPosition;
+            
+//            m_log.DebugFormat("[SCENE OBJECT PART]: Found group pos {0} for part {1}", GroupPosition, Name);
+            
+            Vector3 worldPos = GroupPosition + translationOffsetPosition;
+                
+//            m_log.DebugFormat("[SCENE OBJECT PART]: Found world pos {0} for part {1}", worldPos, Name);
+            
+            return worldPos;
         }
 
         /// <summary>
diff --git a/OpenSim/Region/Framework/Scenes/Serialization/CoalescedSceneObjectsSerializer.cs b/OpenSim/Region/Framework/Scenes/Serialization/CoalescedSceneObjectsSerializer.cs
new file mode 100644
index 0000000..55455cc
--- /dev/null
+++ b/OpenSim/Region/Framework/Scenes/Serialization/CoalescedSceneObjectsSerializer.cs
@@ -0,0 +1,160 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.IO;
+using System.Reflection;
+using System.Xml;
+using log4net;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Region.Framework.Scenes;
+
+namespace OpenSim.Region.Framework.Scenes.Serialization
+{
+    /// <summary>
+    /// Serialize and deserialize coalesced scene objects.
+    /// </summary>
+    /// <remarks>
+    /// Deserialization not yet here.
+    /// </remarks>
+    public class CoalescedSceneObjectsSerializer
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);        
+
+        /// <summary>
+        /// Serialize coalesced objects to Xml
+        /// </summary>
+        /// <param name="coa"></param>
+        /// <returns></returns>
+        public static string ToXml(CoalescedSceneObjects coa)
+        {            
+            using (StringWriter sw = new StringWriter())
+            {
+                using (XmlTextWriter writer = new XmlTextWriter(sw))
+                {                                        
+                    Vector3 size;
+                    
+                    List<SceneObjectGroup> coaObjects = coa.Objects;
+                    
+//                    m_log.DebugFormat(
+//                        "[COALESCED SCENE OBJECTS SERIALIZER]: Writing {0} objects for coalesced object", 
+//                        coaObjects.Count);
+                    
+                    // This is weak - we're relying on the set of coalesced objects still being identical
+                    Vector3[] offsets = coa.GetSizeAndOffsets(out size);
+
+                    writer.WriteStartElement("CoalescedObject");
+                    
+                    writer.WriteAttributeString("x", size.X.ToString());
+                    writer.WriteAttributeString("y", size.Y.ToString());
+                    writer.WriteAttributeString("z", size.Z.ToString());                    
+                    
+                    // Embed the offsets into the group XML
+                    for (int i = 0; i < coaObjects.Count; i++)
+                    {
+                        SceneObjectGroup obj = coaObjects[i];
+                        
+//                        m_log.DebugFormat(
+//                            "[COALESCED SCENE OBJECTS SERIALIZER]: Writing offset for object {0}, {1}", 
+//                            i, obj.Name);                        
+                        
+                        writer.WriteStartElement("SceneObjectGroup");
+                        writer.WriteAttributeString("offsetx", offsets[i].X.ToString());
+                        writer.WriteAttributeString("offsety", offsets[i].Y.ToString());
+                        writer.WriteAttributeString("offsetz", offsets[i].Z.ToString());
+                        
+                        SceneObjectSerializer.ToOriginalXmlFormat(obj, writer, true);
+                        
+                        writer.WriteEndElement(); // SceneObjectGroup
+                    }  
+                    
+                    writer.WriteEndElement(); // CoalescedObject
+                }
+
+                string output = sw.ToString();
+                
+//                Console.WriteLine(output);
+                
+                return output;
+            }
+        }
+        
+        public static bool TryFromXml(string xml, out CoalescedSceneObjects coa)
+        {
+//            m_log.DebugFormat("[COALESCED SCENE OBJECTS SERIALIZER]: TryFromXml() deserializing {0}", xml);
+            
+            coa = null;
+            
+            using (StringReader sr = new StringReader(xml))
+            {                
+                using (XmlTextReader reader = new XmlTextReader(sr))
+                {
+                    try
+                    {
+                        reader.Read();
+                        if (reader.Name != "CoalescedObject")
+                        {
+    //                        m_log.DebugFormat(
+    //                            "[COALESCED SCENE OBJECTS SERIALIZER]: TryFromXml() root element was {0} so returning false", 
+    //                            reader.Name);
+                            
+                            return false;
+                        }
+                        
+                        coa = new CoalescedSceneObjects(UUID.Zero);                    
+                        reader.Read();                                            
+                        
+                        while (reader.NodeType != XmlNodeType.EndElement && reader.Name != "CoalescedObject")
+                        {
+                            if (reader.Name == "SceneObjectGroup")
+                            {
+                                string soXml = reader.ReadOuterXml();
+                                coa.Add(SceneObjectSerializer.FromOriginalXmlFormat(soXml));
+                            }
+                        }
+                        
+                        reader.ReadEndElement(); // CoalescedObject
+                    }
+                    catch (Exception e)
+                    {
+                        m_log.ErrorFormat(
+                            "[COALESCED SCENE OBJECTS SERIALIZER]: Deserialization of xml failed with {0} {1}", 
+                            e.Message, e.StackTrace);
+                        
+                        return false;
+                    }                        
+                }
+            }
+            
+            return true;
+        }
+    }
+}
\ No newline at end of file
diff --git a/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs b/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs
index 57ae4fd..bb8a83a 100644
--- a/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs
+++ b/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs
@@ -139,6 +139,7 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
                 return sw.ToString();
             }
         }
+        
 
         /// <summary>
         /// Serialize a scene object to the original xml format
@@ -147,10 +148,24 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
         /// <returns></returns>
         public static void ToOriginalXmlFormat(SceneObjectGroup sceneObject, XmlTextWriter writer)
         {
+            ToOriginalXmlFormat(sceneObject, writer, false);
+        }
+        
+        /// <summary>
+        /// Serialize a scene object to the original xml format
+        /// </summary>
+        /// <param name="sceneObject"></param>
+        /// <param name="writer"></param>
+        /// <param name="noRootElement">If false, don't write the enclosing SceneObjectGroup element</param>
+        /// <returns></returns>
+        public static void ToOriginalXmlFormat(SceneObjectGroup sceneObject, XmlTextWriter writer, bool noRootElement)
+        {
             //m_log.DebugFormat("[SERIALIZER]: Starting serialization of {0}", Name);
             //int time = System.Environment.TickCount;
 
-            writer.WriteStartElement(String.Empty, "SceneObjectGroup", String.Empty);
+            if (!noRootElement)
+                writer.WriteStartElement(String.Empty, "SceneObjectGroup", String.Empty);
+            
             writer.WriteStartElement(String.Empty, "RootPart", String.Empty);
             ToXmlFormat(sceneObject.RootPart, writer);
             writer.WriteEndElement();
@@ -170,10 +185,12 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
 
             writer.WriteEndElement(); // OtherParts
             sceneObject.SaveScriptedState(writer);
-            writer.WriteEndElement(); // SceneObjectGroup
+            
+            if (!noRootElement)
+                writer.WriteEndElement(); // SceneObjectGroup
 
             //m_log.DebugFormat("[SERIALIZER]: Finished serialization of SOG {0}, {1}ms", Name, System.Environment.TickCount - time);
-        }
+        }        
 
         protected static void ToXmlFormat(SceneObjectPart part, XmlTextWriter writer)
         {
@@ -1318,7 +1335,7 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
                 writer.WriteStartElement("SculptData");
                 byte[] sd;
                 if (shp.SculptData != null)
-                    sd = shp.ExtraParams;
+                    sd = shp.SculptData;
                 else
                     sd = Utils.EmptyBytes;
                 writer.WriteBase64(sd, 0, sd.Length);
diff --git a/OpenSim/Region/Framework/Scenes/Tests/StandaloneTeleportTests.cs b/OpenSim/Region/Framework/Scenes/Tests/StandaloneTeleportTests.cs
index 8588f7f..dd28416 100644
--- a/OpenSim/Region/Framework/Scenes/Tests/StandaloneTeleportTests.cs
+++ b/OpenSim/Region/Framework/Scenes/Tests/StandaloneTeleportTests.cs
@@ -117,11 +117,11 @@ namespace OpenSim.Region.Framework.Scenes.Tests
             ISharedRegionModule interregionComms = new LocalSimulationConnectorModule();
 
 
-            Scene sceneB = SceneSetupHelpers.SetupScene("sceneB", sceneBId, 1010, 1010,  "grid");
+            Scene sceneB = SceneSetupHelpers.SetupScene("sceneB", sceneBId, 1010, 1010);
             SceneSetupHelpers.SetupSceneModules(sceneB, new IniConfigSource(), interregionComms);
             sceneB.RegisterRegionWithGrid();
 
-            Scene sceneA = SceneSetupHelpers.SetupScene("sceneA", sceneAId, 1000, 1000, "grid");
+            Scene sceneA = SceneSetupHelpers.SetupScene("sceneA", sceneAId, 1000, 1000);
             SceneSetupHelpers.SetupSceneModules(sceneA, new IniConfigSource(), interregionComms);
             sceneA.RegisterRegionWithGrid();
 
diff --git a/OpenSim/Region/Framework/Scenes/Tests/TaskInventoryTests.cs b/OpenSim/Region/Framework/Scenes/Tests/TaskInventoryTests.cs
index 8138bcc..2aef4b0 100644
--- a/OpenSim/Region/Framework/Scenes/Tests/TaskInventoryTests.cs
+++ b/OpenSim/Region/Framework/Scenes/Tests/TaskInventoryTests.cs
@@ -101,7 +101,7 @@ namespace OpenSim.Region.Framework.Tests
             TestHelper.InMethod();
 //            log4net.Config.XmlConfigurator.Configure();
             
-            Scene scene = SceneSetupHelpers.SetupScene("inventory");
+            Scene scene = SceneSetupHelpers.SetupScene();
             UserAccount user1 = CreateUser(scene);
             SceneObjectGroup sog1 = CreateSO1(scene, user1.PrincipalID);
             SceneObjectPart sop1 = sog1.RootPart;
@@ -127,7 +127,7 @@ namespace OpenSim.Region.Framework.Tests
             TestHelper.InMethod();
 //            log4net.Config.XmlConfigurator.Configure();
             
-            Scene scene = SceneSetupHelpers.SetupScene("inventory");
+            Scene scene = SceneSetupHelpers.SetupScene();
             UserAccount user1 = CreateUser(scene);
             SceneObjectGroup sog1 = CreateSO1(scene, user1.PrincipalID);
             SceneObjectPart sop1 = sog1.RootPart;
diff --git a/OpenSim/Region/Framework/Scenes/Tests/UuidGathererTests.cs b/OpenSim/Region/Framework/Scenes/Tests/UuidGathererTests.cs
index 6b70865..dbf9e0f 100644
--- a/OpenSim/Region/Framework/Scenes/Tests/UuidGathererTests.cs
+++ b/OpenSim/Region/Framework/Scenes/Tests/UuidGathererTests.cs
@@ -47,7 +47,9 @@ namespace OpenSim.Region.Framework.Scenes.Tests
         [SetUp]
         public void Init()
         {
-            m_assetService = new MockAssetService();
+            // FIXME: We don't need a full scene here - it would be enough to set up the asset service.
+            Scene scene = SceneSetupHelpers.SetupScene();
+            m_assetService = scene.AssetService;
             m_uuidGatherer = new UuidGatherer(m_assetService);
         }
 
diff --git a/OpenSim/Region/Framework/Scenes/UuidGatherer.cs b/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
index 83906d7..77b1535 100644
--- a/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
+++ b/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
@@ -298,10 +298,20 @@ namespace OpenSim.Region.Framework.Scenes
             if (null != objectAsset)
             {
                 string xml = Utils.BytesToString(objectAsset.Data);
-                SceneObjectGroup sog = SceneObjectSerializer.FromOriginalXmlFormat(xml);
-
-                if (null != sog)
-                    GatherAssetUuids(sog, assetUuids);
+                
+                CoalescedSceneObjects coa;
+                if (CoalescedSceneObjectsSerializer.TryFromXml(xml, out coa))
+                {
+                    foreach (SceneObjectGroup sog in coa.Objects)
+                        GatherAssetUuids(sog, assetUuids);
+                }
+                else
+                {
+                    SceneObjectGroup sog = SceneObjectSerializer.FromOriginalXmlFormat(xml);
+    
+                    if (null != sog)
+                        GatherAssetUuids(sog, assetUuids);
+                }
             }
         }