12 files changed, 169 insertions, 33 deletions

diff --git a/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs b/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
index cedf405..2aad4f0 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
@@ -1225,6 +1225,7 @@ namespace OpenSim.Region.Framework.Scenes
                             item = CommsManager.UserProfileCacheService.LibraryRoot.FindItem(itemID);
                         }
 
+                        // If we've found the item in the user's inventory or in the library
                         if (item != null)
                         {
                             part.ParentGroup.AddInventoryItem(remoteClient, primLocalID, item, copyID);
@@ -2458,6 +2459,8 @@ namespace OpenSim.Region.Framework.Scenes
                 return;
             }
 
+//            m_log.DebugFormat("[SCENE INVENTORY]: {0} {1} IsAttachment={2}", att.Name, att.LocalId, att.IsAttachment);
+//            Console.WriteLine("HERE X");
             ScenePresence presence;
             if (TryGetAvatar(remoteClient.AgentId, out presence))
             {
@@ -2465,9 +2468,12 @@ namespace OpenSim.Region.Framework.Scenes
                 InventoryItemBase item = new InventoryItemBase(itemID, remoteClient.AgentId);
                 item = InventoryService.GetItem(item);
                 presence.Appearance.SetAttachment((int)AttachmentPt, itemID, item.AssetID /*att.UUID*/);
+//                Console.WriteLine("HERE Y");
 
                 if (m_AvatarFactory != null)
                     m_AvatarFactory.UpdateDatabase(remoteClient.AgentId, presence.Appearance);
+
+//                Console.WriteLine("HERE Z");
             }
         }
 
diff --git a/OpenSim/Region/Framework/Scenes/Scene.PacketHandlers.cs b/OpenSim/Region/Framework/Scenes/Scene.PacketHandlers.cs
index ac04dc7..869efd7 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.PacketHandlers.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.PacketHandlers.cs
@@ -116,6 +116,8 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="remoteClient"></param>
         public void RequestPrim(uint primLocalID, IClientAPI remoteClient)
         {
+//            m_log.DebugFormat("[SCENE]: {0} requested full update for {1}", remoteClient.Name, primLocalID);
+            
             List<EntityBase> EntityList = GetEntities();
 
             foreach (EntityBase ent in EntityList)
diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index 4bd3222..221eb47 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -1891,9 +1891,31 @@ namespace OpenSim.Region.Framework.Scenes
         /// true if the object was added, false if an object with the same uuid was already in the scene
         /// </returns>
         public bool AddRestoredSceneObject(
+            SceneObjectGroup sceneObject, bool attachToBackup, bool alreadyPersisted, bool sendClientUpdates)
+        {
+            return m_sceneGraph.AddRestoredSceneObject(sceneObject, attachToBackup, alreadyPersisted, sendClientUpdates);
+        }        
+
+        /// <summary>
+        /// Add an object into the scene that has come from storage
+        /// </summary>
+        ///
+        /// <param name="sceneObject"></param>
+        /// <param name="attachToBackup">
+        /// If true, changes to the object will be reflected in its persisted data
+        /// If false, the persisted data will not be changed even if the object in the scene is changed
+        /// </param>
+        /// <param name="alreadyPersisted">
+        /// If true, we won't persist this object until it changes
+        /// If false, we'll persist this object immediately
+        /// </param>
+        /// <returns>
+        /// true if the object was added, false if an object with the same uuid was already in the scene
+        /// </returns>
+        public bool AddRestoredSceneObject(
             SceneObjectGroup sceneObject, bool attachToBackup, bool alreadyPersisted)
         {
-            return m_sceneGraph.AddRestoredSceneObject(sceneObject, attachToBackup, alreadyPersisted);
+            return AddRestoredSceneObject(sceneObject, attachToBackup, alreadyPersisted, true);
         }
 
         /// <summary>
@@ -2506,7 +2528,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// <returns></returns>
         public bool IncomingCreateObject(ISceneObject sog)
         {
-            //m_log.Debug(" >>> IncomingCreateObject(sog) <<< " + ((SceneObjectGroup)sog).AbsolutePosition + " deleted? " + ((SceneObjectGroup)sog).IsDeleted);
+//            m_log.Debug(" >>> IncomingCreateObject(sog) <<< " + ((SceneObjectGroup)sog).AbsolutePosition + " deleted? " + ((SceneObjectGroup)sog).IsDeleted);
             SceneObjectGroup newObject;
             try
             {
@@ -2578,10 +2600,12 @@ namespace OpenSim.Region.Framework.Scenes
 
             if (sceneObject.IsAttachmentCheckFull()) // Attachment
             {
+//                m_log.DebugFormat("[SCENE]: Adding attachment {0} {1}", sceneObject.Name, sceneObject.LocalId);
+                
                 sceneObject.RootPart.AddFlag(PrimFlags.TemporaryOnRez);
                 sceneObject.RootPart.AddFlag(PrimFlags.Phantom);
 
-                AddRestoredSceneObject(sceneObject, false, false);
+                AddRestoredSceneObject(sceneObject, false, false, false);
 
                 // Handle attachment special case
                 SceneObjectPart RootPrim = sceneObject.RootPart;
@@ -2589,6 +2613,8 @@ namespace OpenSim.Region.Framework.Scenes
                 // Fix up attachment Parent Local ID
                 ScenePresence sp = GetScenePresence(sceneObject.OwnerID);
 
+//                Console.WriteLine("AAAA");
+
                 //uint parentLocalID = 0;
                 if (sp != null)
                 {
@@ -2607,20 +2633,25 @@ namespace OpenSim.Region.Framework.Scenes
                     //grp.SetFromAssetID(grp.RootPart.LastOwnerID);
                     m_log.DebugFormat(
                         "[ATTACHMENT]: Attach to avatar {0} at position {1}", sp.UUID, grp.AbsolutePosition);
-                    
+
+                    RootPrim.RemFlag(PrimFlags.TemporaryOnRez);                    
                     AttachObject(
                         sp.ControllingClient, grp.LocalId, (uint)0, grp.GroupRotation, grp.AbsolutePosition, false);
-                    RootPrim.RemFlag(PrimFlags.TemporaryOnRez);
-                    grp.SendGroupFullUpdate();
+                    
+                    //grp.SendGroupFullUpdate();
                 }
                 else
                 {
                     RootPrim.RemFlag(PrimFlags.TemporaryOnRez);
                     RootPrim.AddFlag(PrimFlags.TemporaryOnRez);
                 }
+
+//                Console.WriteLine("BBBB");
             }
             else
             {
+//                m_log.DebugFormat("[SCENE]: Adding ordinary object {0} {1}", sceneObject.Name, sceneObject.LocalId);
+                
                 AddRestoredSceneObject(sceneObject, true, false);
 
                 if (!Permissions.CanObjectEntry(sceneObject.UUID,
diff --git a/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs b/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs
index 04626d3..1ba1953 100644
--- a/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs
@@ -1410,7 +1410,9 @@ namespace OpenSim.Region.Framework.Scenes
                 // now we have a child agent in this region. Request all interesting data about other (root) agents
                 agent.SendInitialFullUpdateToAllClients();
 
+//                Console.WriteLine("SCS 1");
                 agent.CrossAttachmentsIntoNewRegion(neighbourHandle, true);
+//                Console.WriteLine("SCS 2");                
 
                 //                    m_scene.SendKillObject(m_localId);
 
diff --git a/OpenSim/Region/Framework/Scenes/SceneGraph.cs b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
index 730ec31..5a1922a 100644
--- a/OpenSim/Region/Framework/Scenes/SceneGraph.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
@@ -216,11 +216,15 @@ namespace OpenSim.Region.Framework.Scenes
         /// If true, we won't persist this object until it changes
         /// If false, we'll persist this object immediately
         /// </param>
+        /// <param name="sendClientUpdate">
+        /// If true, we send updates to the client to tell it about this object
+        /// If false, we leave it up to the caller to do this
+        /// </param>
         /// <returns>
         /// true if the object was added, false if an object with the same uuid was already in the scene
         /// </returns>
         protected internal bool AddRestoredSceneObject(
-            SceneObjectGroup sceneObject, bool attachToBackup, bool alreadyPersisted)
+            SceneObjectGroup sceneObject, bool attachToBackup, bool alreadyPersisted, bool sendClientUpdates)
         {
                 // KF: Check for out-of-region, move inside and make static.
                         Vector3 npos = new Vector3(sceneObject.RootPart.GroupPosition.X,
@@ -252,8 +256,29 @@ namespace OpenSim.Region.Framework.Scenes
                 sceneObject.HasGroupChanged = true;
             }
 
-            return AddSceneObject(sceneObject, attachToBackup, true);
+            return AddSceneObject(sceneObject, attachToBackup, sendClientUpdates);
         }
+        
+//        /// <summary>
+//        /// Add an object into the scene that has come from storage
+//        /// </summary>
+//        /// <param name="sceneObject"></param>
+//        /// <param name="attachToBackup">
+//        /// If true, changes to the object will be reflected in its persisted data
+//        /// If false, the persisted data will not be changed even if the object in the scene is changed
+//        /// </param>
+//        /// <param name="alreadyPersisted">
+//        /// If true, we won't persist this object until it changes
+//        /// If false, we'll persist this object immediately
+//        /// </param>
+//        /// <returns>
+//        /// true if the object was added, false if an object with the same uuid was already in the scene
+//        /// </returns>
+//        protected internal bool AddRestoredSceneObject(
+//            SceneObjectGroup sceneObject, bool attachToBackup, bool alreadyPersisted)
+//        {
+//            AddRestoredSceneObject(sceneObject, attachToBackup, alreadyPersisted, true);
+//        }
 
         /// <summary>
         /// Add a newly created object to the scene.  This will both update the scene, and send information about the
@@ -647,11 +672,13 @@ namespace OpenSim.Region.Framework.Scenes
         protected internal bool AttachObject(
             IClientAPI remoteClient, uint objectLocalID, uint AttachmentPt, Quaternion rot, Vector3 attachPos, bool silent)
         {
+//            Console.WriteLine("HERE A");
             SceneObjectGroup group = GetGroupByPrim(objectLocalID);
             if (group != null)
             {
                 if (m_parentScene.Permissions.CanTakeObject(group.UUID, remoteClient.AgentId))
                 {
+//                    Console.WriteLine("HERE -1");
                     // If the attachment point isn't the same as the one previously used
                     // set it's offset position = 0 so that it appears on the attachment point
                     // and not in a weird location somewhere unknown.
@@ -690,9 +717,12 @@ namespace OpenSim.Region.Framework.Scenes
                         itemId = group.GetFromItemID();
                     }
 
+//                    Console.WriteLine("HERE 0");
                     m_parentScene.AttachObject(remoteClient, AttachmentPt, itemId, group);
 
+//                    Console.WriteLine("HERE 1");
                     group.AttachToAgent(remoteClient.AgentId, AttachmentPt, attachPos, silent);
+//                    Console.WriteLine("HERE 2");
                     // In case it is later dropped again, don't let
                     // it get cleaned up
                     //
diff --git a/OpenSim/Region/Framework/Scenes/SceneManager.cs b/OpenSim/Region/Framework/Scenes/SceneManager.cs
index c2e3370..92c278e 100644
--- a/OpenSim/Region/Framework/Scenes/SceneManager.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneManager.cs
@@ -422,7 +422,7 @@ namespace OpenSim.Region.Framework.Scenes
 
                         if (!scenePresence.IsChildAgent)
                         {
-                            m_log.ErrorFormat("Packet debug for {0} {1} set to {2}",
+                            m_log.DebugFormat("Packet debug for {0} {1} set to {2}",
                                               scenePresence.Firstname,
                                               scenePresence.Lastname,
                                               newDebug);
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.Inventory.cs b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.Inventory.cs
index 8b58b3e..8b65445 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.Inventory.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.Inventory.cs
@@ -171,7 +171,9 @@ namespace OpenSim.Region.Framework.Scenes
                             item.NextPermissions;
                     taskItem.NextPermissions = item.NextPermissions;
                     taskItem.CurrentPermissions |= 8;
-                } else {
+                } 
+                else 
+                {
                     taskItem.BasePermissions = item.BasePermissions;
                     taskItem.CurrentPermissions = item.CurrentPermissions;
                     taskItem.CurrentPermissions |= 8;
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
index edaf1a0..93f45e0 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
@@ -1651,6 +1651,10 @@ namespace OpenSim.Region.Framework.Scenes
 
         public void SendFullUpdateToClient(IClientAPI remoteClient)
         {
+//            if (IsAttachment)
+//                m_log.DebugFormat(
+//                    "[SOG]: Sending full update to client {0} for {1} {2}", remoteClient.Name, Name, LocalId);
+            
             SendPartFullUpdate(remoteClient, RootPart, m_scene.Permissions.GenerateClientFlags(remoteClient.AgentId, RootPart.UUID));
 
             lockPartsForRead(true);
@@ -1673,8 +1677,9 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="part"></param>
         internal void SendPartFullUpdate(IClientAPI remoteClient, SceneObjectPart part, uint clientFlags)
         {
-//            m_log.DebugFormat(
-//                "[SOG]: Sending part full update to {0} for {1} {2}", remoteClient.Name, part.Name, part.LocalId);
+//            if (IsAttachment)
+//                m_log.DebugFormat(
+//                    "[SOG]: Sending part full update to {0} for {1} {2}", remoteClient.Name, part.Name, part.LocalId);           
             
             if (m_rootPart.UUID == part.UUID)
             {
@@ -2186,7 +2191,8 @@ namespace OpenSim.Region.Framework.Scenes
 
         public void ScheduleFullUpdateToAvatar(ScenePresence presence)
         {
-//            m_log.DebugFormat("[SOG]: Scheduling full update for {0} {1} just to avatar {2}", Name, UUID, presence.Name);
+//            if (IsAttachment)
+//                m_log.DebugFormat("[SOG]: Scheduling full update for {0} {1} just to avatar {2}", Name, UUID, presence.Name);
             
             RootPart.AddFullUpdateToAvatar(presence);
 
@@ -2222,7 +2228,8 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         public void ScheduleGroupForFullUpdate()
         {
-//            m_log.DebugFormat("[SOG]: Scheduling full update for {0} {1}", Name, UUID);
+//            if (IsAttachment)
+//                m_log.DebugFormat("[SOG]: Scheduling full update for {0} {1}", Name, LocalId);
             
             checkAtTargets();
             RootPart.ScheduleFullUpdate();
@@ -2265,7 +2272,7 @@ namespace OpenSim.Region.Framework.Scenes
             if (IsDeleted)
                 return;
 
-//            m_log.DebugFormat("[SOG]: Sending immediate full group update for {0} {1}", Name, UUID);            
+//            m_log.DebugFormat("[SOG]: Sending immediate full group update for {0} {1}", Name, LocalId);            
             
             RootPart.SendFullUpdateToAllClients();
 
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index 548a64f..9862785 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -1270,16 +1270,17 @@ namespace OpenSim.Region.Framework.Scenes
         /// Tell all scene presences that they should send updates for this part to their clients
         /// </summary>
         public void AddFullUpdateToAllAvatars()
-        {
+        {                        
             ScenePresence[] avatars = m_parentGroup.Scene.GetScenePresences();
             for (int i = 0; i < avatars.Length; i++)
-            {
-                avatars[i].SceneViewer.QueuePartForUpdate(this);
-            }
+                AddFullUpdateToAvatar(avatars[i]);
         }
 
         public void AddFullUpdateToAvatar(ScenePresence presence)
         {
+//            if (IsAttachment)
+//                m_log.DebugFormat("AddFullUpdateToAllAvatar() {0} for {1} {2}", presence.Name, Name, LocalId);
+            
             presence.SceneViewer.QueuePartForUpdate(this);
         }
 
@@ -1298,13 +1299,14 @@ namespace OpenSim.Region.Framework.Scenes
         {
             ScenePresence[] avatars = m_parentGroup.Scene.GetScenePresences();
             for (int i = 0; i < avatars.Length; i++)
-            {
-                avatars[i].SceneViewer.QueuePartForUpdate(this);
-            }
+                AddTerseUpdateToAvatar(avatars[i]);
         }
 
         public void AddTerseUpdateToAvatar(ScenePresence presence)
         {
+//            if (IsAttachment)
+//                m_log.DebugFormat("AddTerseUpdateToAvatar() {0} for {1} {2}", presence.Name, Name, LocalId);
+            
             presence.SceneViewer.QueuePartForUpdate(this);
         }
 
@@ -2713,7 +2715,8 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         public void ScheduleFullUpdate()
         {
-//            m_log.DebugFormat("[SCENE OBJECT PART]: Scheduling full update for {0} {1}", Name, LocalId);
+//            if (IsAttachment)
+//                m_log.DebugFormat("[SOP]: Scheduling full update for {0} {1}", Name, LocalId);
             
             if (m_parentGroup != null)
             {
@@ -2826,6 +2829,10 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="remoteClient"></param>
         public void SendFullUpdate(IClientAPI remoteClient, uint clientFlags)
         {
+//            if (IsAttachment)
+//                m_log.DebugFormat(
+//                    "[SCENE OBJECT PART]: Sending part full update to {0} for {1} {2}", remoteClient.Name, Name, LocalId);
+            
             m_parentGroup.SendPartFullUpdate(remoteClient, this, clientFlags);
         }
 
@@ -2834,6 +2841,10 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         public void SendFullUpdateToAllClients()
         {
+//            if (IsAttachment)
+//                m_log.DebugFormat(
+//                    "[SCENE OBJECT PART]: Sending full update for {0} {1} for all clients", Name, LocalId);
+            
             ScenePresence[] avatars = m_parentGroup.Scene.GetScenePresences();
             for (int i = 0; i < avatars.Length; i++)
             {
@@ -2845,6 +2856,10 @@ namespace OpenSim.Region.Framework.Scenes
 
         public void SendFullUpdateToAllClientsExcept(UUID agentID)
         {
+//            if (IsAttachment)
+//                m_log.DebugFormat(
+//                    "[SCENE OBJECT PART]: Sending full update for {0} {1} to all clients except {2}", Name, LocalId, agentID);
+            
             ScenePresence[] avatars = m_parentGroup.Scene.GetScenePresences();
             for (int i = 0; i < avatars.Length; i++)
             {
@@ -2900,10 +2915,27 @@ namespace OpenSim.Region.Framework.Scenes
                 //isattachment = ParentGroup.RootPart.IsAttachment;
 
             byte[] color = new byte[] {m_color.R, m_color.G, m_color.B, m_color.A};
-            remoteClient.SendPrimitiveToClient(new SendPrimitiveData(m_regionHandle, m_parentGroup.GetTimeDilation(), LocalId, m_shape,
-                                               lPos, Velocity, Acceleration, RotationOffset, AngularVelocity, clientFlags, m_uuid, _ownerID,
-                                               m_text, color, _parentID, m_particleSystem, m_clickAction, (byte)m_material, m_TextureAnimation, IsAttachment,
-                                               AttachmentPoint,FromItemID, Sound, SoundGain, SoundFlags, SoundRadius, ParentGroup.GetUpdatePriority(remoteClient)));
+
+            double priority = ParentGroup.GetUpdatePriority(remoteClient);
+            if (IsRoot && IsAttachment)
+            {
+                if (double.MinValue == priority)
+                {
+                    m_log.WarnFormat(
+                        "[SOP]: Couldn't raise update priority of root part for attachment {0} {1} because priority is already highest value",
+                        Name, LocalId);
+                }
+                else
+                {
+                    priority = double.MinValue;
+                }
+            }
+
+            remoteClient.SendPrimitiveToClient(
+                            new SendPrimitiveData(m_regionHandle, m_parentGroup.GetTimeDilation(), LocalId, m_shape,
+                lPos, Velocity, Acceleration, RotationOffset, AngularVelocity, clientFlags, m_uuid, _ownerID,
+                m_text, color, _parentID, m_particleSystem, m_clickAction, (byte)m_material, m_TextureAnimation, IsAttachment,
+                AttachmentPoint,FromItemID, Sound, SoundGain, SoundFlags, SoundRadius, priority));
         }
 
         /// <summary>
@@ -2953,6 +2985,9 @@ namespace OpenSim.Region.Framework.Scenes
             {
                 if (m_updateFlag == 2) // is a new prim, just created/reloaded or has major changes
                 {
+//                    if (IsAttachment)
+//                        m_log.DebugFormat("[SOP]: Sending scheduled full update for {0} {1}", Name, LocalId);
+                    
                     AddFullUpdateToAllAvatars();
                     m_updateFlag = 0; //Same here
                 }
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPartInventory.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPartInventory.cs
index a2fceb7..9b16281 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPartInventory.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPartInventory.cs
@@ -31,6 +31,7 @@ using System.IO;
 using System.Collections.Generic;
 using System.Collections;
 using System.Reflection;
+using System.Threading;
 using OpenMetaverse;
 using log4net;
 using OpenSim.Framework;
@@ -209,6 +210,11 @@ namespace OpenSim.Region.Framework.Scenes
                 if ((int)InventoryType.LSL == item.InvType)
                 {
                     CreateScriptInstance(item, startParam, postOnRez, engine, stateSource);
+                    if ((int)InventoryType.LSL == item.InvType)
+                    {
+                        CreateScriptInstance(item, startParam, postOnRez, engine, stateSource);
+                        Thread.Sleep(10); // workaround for Mono cpu utilization > 100% bug
+                    }
                 }
             }
         }
@@ -269,7 +275,7 @@ namespace OpenSim.Region.Framework.Scenes
             // m_log.InfoFormat(
             //     "[PRIM INVENTORY]: " +
             //     "Starting script {0}, {1} in prim {2}, {3}",
-            //     item.Name, item.ItemID, Name, UUID);
+            //     item.Name, item.ItemID, m_part.Name, m_part.UUID);
 
             if (!m_part.ParentGroup.Scene.Permissions.CanRunScript(item.ItemID, m_part.UUID, item.OwnerID))
             {
@@ -654,6 +660,7 @@ namespace OpenSim.Region.Framework.Scenes
             item.ParentID = m_part.UUID;
             item.ParentPartID = m_part.UUID;
             item.Name = name;
+            item.GroupID = m_part.GroupID;
 
             m_items.LockItemsForWrite(true);
             m_items.Add(item.ItemID, item);
@@ -743,6 +750,11 @@ namespace OpenSim.Region.Framework.Scenes
                 item.ParentID = m_part.UUID;
                 item.ParentPartID = m_part.UUID;
                 item.Flags = m_items[item.ItemID].Flags;
+                // If group permissions have been set on, check that the groupID is up to date in case it has
+                // changed since permissions were last set.
+                if (item.GroupPermissions != (uint)PermissionMask.None)
+                    item.GroupID = m_part.GroupID;
+                
                 if (item.AssetID == UUID.Zero)
                 {
                     item.AssetID = m_items[item.ItemID].AssetID;
@@ -896,6 +908,7 @@ namespace OpenSim.Region.Framework.Scenes
                 uint everyoneMask = 0;
                 uint baseMask = item.BasePermissions;
                 uint ownerMask = item.CurrentPermissions;
+                uint groupMask = item.GroupPermissions;
 
                 invString.AddItemStart();
                 invString.AddNameValueLine("item_id", item.ItemID.ToString());
@@ -905,7 +918,7 @@ namespace OpenSim.Region.Framework.Scenes
 
                 invString.AddNameValueLine("base_mask", Utils.UIntToHexString(baseMask));
                 invString.AddNameValueLine("owner_mask", Utils.UIntToHexString(ownerMask));
-                invString.AddNameValueLine("group_mask", Utils.UIntToHexString(0));
+                invString.AddNameValueLine("group_mask", Utils.UIntToHexString(groupMask));
                 invString.AddNameValueLine("everyone_mask", Utils.UIntToHexString(everyoneMask));
                 invString.AddNameValueLine("next_owner_mask", Utils.UIntToHexString(item.NextPermissions));
 
diff --git a/OpenSim/Region/Framework/Scenes/ScenePresence.cs b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
index 68acabe..a187844 100644
--- a/OpenSim/Region/Framework/Scenes/ScenePresence.cs
+++ b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
@@ -885,7 +885,7 @@ namespace OpenSim.Region.Framework.Scenes
                     if (!(pos.Y < 0))
                         emergencyPos.Y = pos.Y;
                     if (!(pos.Z < 0))
-                        emergencyPos.X = pos.X;
+                        emergencyPos.Z = pos.Z;
                 }
                 if (pos.Y < 0)
                 {
@@ -903,7 +903,7 @@ namespace OpenSim.Region.Framework.Scenes
                         emergencyPos.Y = pos.Y;
                     //Leave as 128
                 }
-
+                
                 m_log.WarnFormat(
                     "[SCENE PRESENCE]: MakeRootAgent() was given an illegal position of {0} for avatar {1}, {2}.  Substituting {3}",
                     pos, Name, UUID, emergencyPos);
@@ -4103,6 +4103,8 @@ namespace OpenSim.Region.Framework.Scenes
 
         private double UpdatePriority(UpdatePriorityData data)
         {
+//          m_log.DebugFormat("[SCENE PRESENCE]: Reprioritizing updates to client {0} for {1}", Name, data.localID);
+                        
             EntityBase entity;
             SceneObjectGroup group;
 
diff --git a/OpenSim/Region/Framework/Scenes/SceneViewer.cs b/OpenSim/Region/Framework/Scenes/SceneViewer.cs
index 1cff0eb..9799872 100644
--- a/OpenSim/Region/Framework/Scenes/SceneViewer.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneViewer.cs
@@ -1,4 +1,4 @@
-/*
+/*
  * Copyright (c) Contributors, http://opensimulator.org/
  * See CONTRIBUTORS.TXT for a full list of copyright holders.
  *
@@ -27,6 +27,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.Reflection;
 using OpenMetaverse;
 using log4net;
 using OpenSim.Framework;
@@ -39,6 +40,8 @@ namespace OpenSim.Region.Framework.Scenes
 {
     public class SceneViewer : ISceneViewer
     {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        
         protected ScenePresence m_presence;
         protected UpdateQueue m_partsUpdateQueue = new UpdateQueue();
         protected Queue<SceneObjectGroup> m_pendingObjects;
@@ -60,6 +63,9 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="part"></param>
         public void QueuePartForUpdate(SceneObjectPart part)
         {
+//            if (part.IsAttachment)
+//                m_log.DebugFormat("[SCENE VIEWER]: Queueing part {0} {1} for update", part.Name, part.LocalId);
+            
             lock (m_partsUpdateQueue)
             {
                 m_partsUpdateQueue.Enqueue(part);
@@ -134,7 +140,7 @@ namespace OpenSim.Region.Framework.Scenes
                     }
                     else if (update.LastTerseUpdateTime <= part.TimeStampTerse)
                     {
-//                            m_log.DebugFormat(
+//                            m_log.DebugFormat(AddFullUpdateToAvatar
 //                                "[SCENE PRESENCE]: Tersely updating prim {0}, {1} - part timestamp {2}",
 //                                part.Name, part.UUID, part.TimeStampTerse);