Merge branch 'master' into careminster

15 files changed, 107 insertions, 189 deletions

diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs b/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
index ac16b02..b588a2e 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
@@ -13593,7 +13593,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                         if (handlerGodKickUser != null)
                         {
                             handlerGodKickUser(gkupack.UserInfo.GodID, gkupack.UserInfo.GodSessionID,
-                                               gkupack.UserInfo.AgentID, (uint)0, gkupack.UserInfo.Reason);
+                                                   gkupack.UserInfo.AgentID, gkupack.UserInfo.KickFlags, gkupack.UserInfo.Reason,gkupack.UserInfo);
                         }
                     }
                     else
diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs b/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
index 98bb4f7..85961b9 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
@@ -138,6 +138,8 @@ namespace OpenSim.Region.ClientStack.LindenUDP
         /// whether or not to sleep</summary>
         private bool m_packetSent;
 
+        /// <summary>Environment.TickCount of the last time that packet stats were reported to the scene</summary>
+        private int m_elapsedMSSinceLastStatReport = 0;
         /// <summary>Environment.TickCount of the last time the outgoing packet handler executed</summary>
         private int m_tickLastOutgoingPacketHandler;
         /// <summary>Keeps track of the number of elapsed milliseconds since the last time the outgoing packet handler looped</summary>
@@ -246,6 +248,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             // Start the packet processing threads
             Watchdog.StartThread(IncomingPacketHandler, "Incoming Packets (" + m_scene.RegionInfo.RegionName + ")", ThreadPriority.Normal, false);
             Watchdog.StartThread(OutgoingPacketHandler, "Outgoing Packets (" + m_scene.RegionInfo.RegionName + ")", ThreadPriority.Normal, false);
+            m_elapsedMSSinceLastStatReport = Environment.TickCount;
         }
 
         public new void Stop()
@@ -737,6 +740,12 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                 // We don't need to do anything else with ping checks
                 StartPingCheckPacket startPing = (StartPingCheckPacket)packet;
                 CompletePing(udpClient, startPing.PingID.PingID);
+
+                if ((Environment.TickCount - m_elapsedMSSinceLastStatReport) >= 3000)
+                {
+                    udpClient.SendPacketStats();
+                    m_elapsedMSSinceLastStatReport = Environment.TickCount;
+                }
                 return;
             }
             else if (packet.Type == PacketType.CompletePingCheck)
diff --git a/OpenSim/Region/CoreModules/Avatar/Gods/GodsModule.cs b/OpenSim/Region/CoreModules/Avatar/Gods/GodsModule.cs
index 273c128..7e1bed5 100644
--- a/OpenSim/Region/CoreModules/Avatar/Gods/GodsModule.cs
+++ b/OpenSim/Region/CoreModules/Avatar/Gods/GodsModule.cs
@@ -98,7 +98,7 @@ namespace OpenSim.Region.CoreModules.Avatar.Gods
         /// <param name="godID">The person doing the kicking</param>
         /// <param name="sessionID">The session of the person doing the kicking</param>
         /// <param name="agentID">the person that is being kicked</param>
-        /// <param name="kickflags">This isn't used apparently</param>
+        /// <param name="kickflags">Tells what to do to the user</param>
         /// <param name="reason">The message to send to the user after it's been turned into a field</param>
         public void KickUser(UUID godID, UUID sessionID, UUID agentID, uint kickflags, byte[] reason)
         {
@@ -110,39 +110,56 @@ namespace OpenSim.Region.CoreModules.Avatar.Gods
             {
                 if (m_scene.Permissions.IsGod(godID))
                 {
-                    if (agentID == kickUserID)
+                    if (kickflags == 0)
                     {
-                        string reasonStr = Utils.BytesToString(reason);
+                        if (agentID == kickUserID)
+                        {
+                            string reasonStr = Utils.BytesToString(reason);
 
-                        m_scene.ForEachClient(
-                            delegate(IClientAPI controller)
-                            {
-                                if (controller.AgentId != godID)
-                                    controller.Kick(reasonStr);
-                            }
-                        );
+                            m_scene.ForEachClient(
+                                delegate(IClientAPI controller)
+                                                {
+                                    if (controller.AgentId != godID)
+                                        controller.Kick(reasonStr);
+                                }
+                            );
 
-                        // This is a bit crude. It seems the client will be null before it actually stops the thread
-                        // The thread will kill itself eventually :/
-                        // Is there another way to make sure *all* clients get this 'inter region' message?
-                        m_scene.ForEachScenePresence(
-                            delegate(ScenePresence p)
-                            {
-                                if (p.UUID != godID && !p.IsChildAgent)
+                            // This is a bit crude. It seems the client will be null before it actually stops the thread
+                            // The thread will kill itself eventually :/
+                            // Is there another way to make sure *all* clients get this 'inter region' message?
+                            m_scene.ForEachScenePresence(
+                                delegate(ScenePresence p)
                                 {
-                                    // Possibly this should really be p.Close() though that method doesn't send a close
-                                    // to the client
-                                    p.ControllingClient.Close();
+                                    if (p.UUID != godID && !p.IsChildAgent)
+                                    {
+                                        // Possibly this should really be p.Close() though that method doesn't send a close
+                                        // to the client
+                                        p.ControllingClient.Close();
+                                    }
                                 }
-                            }
-                        );
+                            );
+                        }
+                        else
+                        {
+                            m_scene.SceneGraph.removeUserCount(!sp.IsChildAgent);
+
+                            sp.ControllingClient.Kick(Utils.BytesToString(reason));
+                            sp.ControllingClient.Close();
+                        }
                     }
-                    else
+                    
+                    if (kickflags == 1)
                     {
-                        m_scene.SceneGraph.removeUserCount(!sp.IsChildAgent);
-
-                        sp.ControllingClient.Kick(Utils.BytesToString(reason));
-                        sp.ControllingClient.Close();
+                        sp.AllowMovement = false;
+                        m_dialogModule.SendAlertToUser(agentID, Utils.BytesToString(reason));
+                        m_dialogModule.SendAlertToUser(godID, "User Frozen");
+                    }
+                    
+                    if (kickflags == 2)
+                    {
+                        sp.AllowMovement = true;
+                        m_dialogModule.SendAlertToUser(agentID, Utils.BytesToString(reason));
+                        m_dialogModule.SendAlertToUser(godID, "User Unfrozen");
                     }
                 }
                 else
diff --git a/OpenSim/Region/CoreModules/Scripting/WorldComm/WorldCommModule.cs b/OpenSim/Region/CoreModules/Scripting/WorldComm/WorldCommModule.cs
index d4a28e2..60df2e7 100644
--- a/OpenSim/Region/CoreModules/Scripting/WorldComm/WorldCommModule.cs
+++ b/OpenSim/Region/CoreModules/Scripting/WorldComm/WorldCommModule.cs
@@ -602,9 +602,12 @@ namespace OpenSim.Region.CoreModules.Scripting.WorldComm
                 ListenerInfo info =
                         ListenerInfo.FromData(localID, itemID, hostID, item);
 
-                if (!m_listeners.ContainsKey((int)item[2]))
-                    m_listeners.Add((int)item[2], new List<ListenerInfo>());
-                m_listeners[(int)item[2]].Add(info);
+                lock (m_listeners)
+                {
+                    if (!m_listeners.ContainsKey((int)item[2]))
+                        m_listeners.Add((int)item[2], new List<ListenerInfo>());
+                    m_listeners[(int)item[2]].Add(info);
+                }
 
                 idx+=6;
             }
diff --git a/OpenSim/Region/CoreModules/World/Archiver/ArchiveReadRequest.cs b/OpenSim/Region/CoreModules/World/Archiver/ArchiveReadRequest.cs
index 114dd13..3c0997c 100644
--- a/OpenSim/Region/CoreModules/World/Archiver/ArchiveReadRequest.cs
+++ b/OpenSim/Region/CoreModules/World/Archiver/ArchiveReadRequest.cs
@@ -453,6 +453,8 @@ namespace OpenSim.Region.CoreModules.World.Archiver
         /// <summary>
         /// Resolve path to a working FileStream
         /// </summary>
+        /// <param name="path"></param>
+        /// <returns></returns>
         private Stream GetStream(string path)
         {
             if (File.Exists(path))
@@ -499,8 +501,9 @@ namespace OpenSim.Region.CoreModules.World.Archiver
             WebResponse response = request.GetResponse();
             Stream file = response.GetResponseStream();
 
-            if (response.ContentType != "application/x-oar")
-                throw new Exception(String.Format("{0} does not identify an OAR file", uri.ToString()));
+            // justincc: gonna ignore the content type for now and just try anything
+            //if (response.ContentType != "application/x-oar")
+            //    throw new Exception(String.Format("{0} does not identify an OAR file", uri.ToString()));
 
             if (response.ContentLength == 0)
                 throw new Exception(String.Format("{0} returned an empty file", uri.ToString()));
diff --git a/OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs b/OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs
index 013a0ef..c9b3071 100644
--- a/OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs
+++ b/OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs
@@ -800,30 +800,31 @@ namespace OpenSim.Region.CoreModules.World.Permissions
         }
     
         protected bool GenericParcelOwnerPermission(UUID user, ILandObject parcel, ulong groupPowers)
-        {
-            bool permission = false;
-
+        {          
             if (parcel.LandData.OwnerID == user)
             {
-                permission = true;
+                // Returning immediately so that group deeded objects on group deeded land don't trigger a NRE on
+                // the subsequent redundant checks when using lParcelMediaCommandList()
+                // See http://opensimulator.org/mantis/view.php?id=3999 for more details
+                return true;
             }
 
             if (parcel.LandData.IsGroupOwned && IsGroupMember(parcel.LandData.GroupID, user, groupPowers))
             {
-                permission = true;
+                return true;
             }
     
             if (IsEstateManager(user))
             {
-                permission = true;
+                return true;
             }
 
             if (IsAdministrator(user))
             {
-                permission = true;
+                return true;
             }
 
-            return permission;
+            return false;
         }
 
         protected bool GenericParcelPermission(UUID user, Vector3 pos, ulong groupPowers)
diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index 3034f9a..c12c81b 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -4410,16 +4410,6 @@ namespace OpenSim.Region.Framework.Scenes
 
         #endregion
 
-        #region Avatar Appearance Default
-
-        public static void GetDefaultAvatarAppearance(out AvatarWearable[] wearables, out byte[] visualParams)
-        {
-            visualParams = AvatarAppearance.GetDefaultVisualParams();
-            wearables = AvatarWearable.DefaultWearables;
-        }
-
-        #endregion
-
         public void RegionHandleRequest(IClientAPI client, UUID regionID)
         {
             ulong handle = 0;
diff --git a/OpenSim/Region/Framework/Scenes/SimStatsReporter.cs b/OpenSim/Region/Framework/Scenes/SimStatsReporter.cs
index 56c6ed6..3b5455f 100644
--- a/OpenSim/Region/Framework/Scenes/SimStatsReporter.cs
+++ b/OpenSim/Region/Framework/Scenes/SimStatsReporter.cs
@@ -238,7 +238,7 @@ namespace OpenSim.Region.Framework.Scenes
                 sb[12].StatValue = m_otherMS / statsUpdateFactor;
 
                 sb[13].StatID = (uint)Stats.InPacketsPerSecond;
-                sb[13].StatValue = (m_inPacketsPerSecond);
+                sb[13].StatValue = (m_inPacketsPerSecond / statsUpdateFactor);
 
                 sb[14].StatID = (uint)Stats.OutPacketsPerSecond;
                 sb[14].StatValue = (m_outPacketsPerSecond / statsUpdateFactor);
@@ -285,8 +285,8 @@ namespace OpenSim.Region.Framework.Scenes
             m_fps = 0;
             m_pfps = 0;
             m_agentUpdates = 0;
-            m_inPacketsPerSecond = 0;
-            m_outPacketsPerSecond = 0;
+            //m_inPacketsPerSecond = 0;
+            //m_outPacketsPerSecond = 0;
             m_unAckedBytes = 0;
             m_scriptLinesPerSecond = 0;
 
@@ -373,12 +373,12 @@ namespace OpenSim.Region.Framework.Scenes
 
         public void AddInPackets(int numPackets)
         {
-            m_inPacketsPerSecond += numPackets;
+            m_inPacketsPerSecond = numPackets;
         }
 
         public void AddOutPackets(int numPackets)
         {
-            m_outPacketsPerSecond += numPackets;
+            m_outPacketsPerSecond = numPackets;
         }
 
         public void AddunAckedBytes(int numBytes)
diff --git a/OpenSim/Region/OptionalModules/Avatar/Chat/IRCBridgeModule.cs b/OpenSim/Region/OptionalModules/Avatar/Chat/IRCBridgeModule.cs
index 70e80bc..e664b44 100644
--- a/OpenSim/Region/OptionalModules/Avatar/Chat/IRCBridgeModule.cs
+++ b/OpenSim/Region/OptionalModules/Avatar/Chat/IRCBridgeModule.cs
@@ -69,13 +69,13 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
             m_config = config.Configs["IRC"];
             if (m_config == null)
             {
-                m_log.InfoFormat("[IRC-Bridge] module not configured");
+//                m_log.InfoFormat("[IRC-Bridge] module not configured");
                 return;
             }
 
             if (!m_config.GetBoolean("enabled", false))
             {
-                m_log.InfoFormat("[IRC-Bridge] module disabled in configuration");
+//                m_log.InfoFormat("[IRC-Bridge] module disabled in configuration");
                 return;
             }
 
@@ -85,6 +85,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
             }
 
             m_pluginEnabled = true;
+            m_log.InfoFormat("[IRC-Bridge]: Module enabled");
         }
 
         public void AddRegion(Scene scene)
@@ -143,7 +144,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
 
         public static XmlRpcResponse XmlRpcAdminMethod(XmlRpcRequest request, IPEndPoint remoteClient)
         {
-            m_log.Info("[IRC-Bridge]: XML RPC Admin Entry");
+            m_log.Debug("[IRC-Bridge]: XML RPC Admin Entry");
 
             XmlRpcResponse response = new XmlRpcResponse();
             Hashtable  responseData = new Hashtable();
@@ -188,7 +189,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
             }
             catch (Exception e)
             {
-                m_log.InfoFormat("[IRC-Bridge] XML RPC Admin request failed : {0}", e.Message);
+                m_log.ErrorFormat("[IRC-Bridge] XML RPC Admin request failed : {0}", e.Message);
 
                 responseData["success"] = "false";
                 responseData["error"]   = e.Message;
diff --git a/OpenSim/Region/OptionalModules/Python/PythonAPI/Console.cs b/OpenSim/Region/OptionalModules/Python/PythonAPI/Console.cs
deleted file mode 100644
index a823ff9..0000000
--- a/OpenSim/Region/OptionalModules/Python/PythonAPI/Console.cs
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * 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.Reflection;
-using log4net;
-
-namespace OpenSim.Region.Modules.Python.PythonAPI
-{
-    class Console
-    {
-        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
-
-        public void WriteLine(string txt)
-        {
-            m_log.Info(txt);
-        }
-
-        public void WriteLine(string txt, params Object[] e)
-        {
-            m_log.Info(String.Format(txt, e));
-        }
-    }
-}
diff --git a/OpenSim/Region/OptionalModules/Python/PythonModule.cs b/OpenSim/Region/OptionalModules/Python/PythonModule.cs
deleted file mode 100644
index ce35363..0000000
--- a/OpenSim/Region/OptionalModules/Python/PythonModule.cs
+++ /dev/null
@@ -1,71 +0,0 @@
-/*
- * 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.Reflection;
-using System.Security.Policy;
-using System.Text;
-using IronPython.Hosting;
-using log4net;
-using Nini.Config;
-using OpenSim.Region.Framework.Interfaces;
-using OpenSim.Region.Framework.Scenes;
-
-namespace OpenSim.Region.Modules.Python
-{
-    class PythonModule : IRegionModule
-    {
-        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
-        private PythonEngine m_python;
-
-        public void Initialise(Scene scene, IConfigSource source)
-        {
-        }
-
-        public void PostInitialise()
-        {
-            m_log.Info("[PYTHON] Initialising IronPython engine.");
-            m_python = new PythonEngine();
-            m_python.AddToPath(System.Environment.CurrentDirectory + System.IO.Path.DirectorySeparatorChar + "Python");
-        }
-
-        public void Close()
-        {
-        }
-
-        public string Name
-        {
-            get { return "PythonModule"; }
-        }
-
-        public bool IsSharedModule
-        {
-            get { return true; }
-        }
-    }
-}
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/AsyncCommandManager.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/AsyncCommandManager.cs
index 9d97cb2..ee32755 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/AsyncCommandManager.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/AsyncCommandManager.cs
@@ -236,7 +236,8 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             iHttpReq.StopHttpRequest(localID, itemID);
 
             IWorldComm comms = engine.World.RequestModuleInterface<IWorldComm>();
-            comms.DeleteListener(itemID);
+            if (comms != null)
+                comms.DeleteListener(itemID);
 
             IXMLRPC xmlrpc = engine.World.RequestModuleInterface<IXMLRPC>();
             xmlrpc.DeleteChannels(itemID);
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index b387728..ec771e3 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -749,7 +749,8 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                           ChatTypeEnum.Whisper, channelID, m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, false);
 
             IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            wComm.DeliverMessage(ChatTypeEnum.Whisper, channelID, m_host.Name, m_host.UUID, text);
+            if (wComm != null)
+                wComm.DeliverMessage(ChatTypeEnum.Whisper, channelID, m_host.Name, m_host.UUID, text);
         }
 
         public void llSay(int channelID, string text)
@@ -769,7 +770,8 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                               ChatTypeEnum.Say, channelID, m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, false);
 
                 IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-                wComm.DeliverMessage(ChatTypeEnum.Say, channelID, m_host.Name, m_host.UUID, text);
+                if (wComm != null)
+                    wComm.DeliverMessage(ChatTypeEnum.Say, channelID, m_host.Name, m_host.UUID, text);
             }
         }
 
@@ -784,7 +786,8 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                           ChatTypeEnum.Shout, channelID, m_host.ParentGroup.RootPart.AbsolutePosition, m_host.Name, m_host.UUID, true);
 
             IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            wComm.DeliverMessage(ChatTypeEnum.Shout, channelID, m_host.Name, m_host.UUID, text);
+            if (wComm != null)
+                wComm.DeliverMessage(ChatTypeEnum.Shout, channelID, m_host.Name, m_host.UUID, text);
         }
 
         public void llRegionSay(int channelID, string text)
@@ -801,7 +804,8 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             m_host.AddScriptLPS(1);
 
             IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            wComm.DeliverMessage(ChatTypeEnum.Region, channelID, m_host.Name, m_host.UUID, text);
+            if (wComm != null)
+                wComm.DeliverMessage(ChatTypeEnum.Region, channelID, m_host.Name, m_host.UUID, text);
         }
 
         public LSL_Integer llListen(int channelID, string name, string ID, string msg)
@@ -810,21 +814,26 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             UUID keyID;
             UUID.TryParse(ID, out keyID);
             IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            return wComm.Listen(m_localID, m_itemID, m_host.UUID, channelID, name, keyID, msg);
+            if (wComm != null)
+                return wComm.Listen(m_localID, m_itemID, m_host.UUID, channelID, name, keyID, msg);
+            else
+                return -1;
         }
 
         public void llListenControl(int number, int active)
         {
             m_host.AddScriptLPS(1);
             IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            wComm.ListenControl(m_itemID, number, active);
+            if (wComm != null)
+                wComm.ListenControl(m_itemID, number, active);
         }
 
         public void llListenRemove(int number)
         {
             m_host.AddScriptLPS(1);
             IWorldComm wComm = m_ScriptEngine.World.RequestModuleInterface<IWorldComm>();
-            wComm.ListenRemove(m_itemID, number);
+            if (wComm != null)
+                wComm.ListenRemove(m_itemID, number);
         }
 
         public void llSensor(string name, string id, int type, double range, double arc)
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/Plugins/Timer.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/Plugins/Timer.cs
index 0716d45..eeb59d9 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/Plugins/Timer.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/Plugins/Timer.cs
@@ -166,7 +166,10 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Plugins
                 ts.next = DateTime.Now.Ticks + (long)data[idx+1];
                 idx += 2;
 
-                Timers.Add(MakeTimerKey(localID,itemID), ts);
+                lock (TimerListLock)
+                {
+                    Timers.Add(MakeTimerKey(localID, itemID), ts);
+                }
             }
         }
     }
diff --git a/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs b/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
index 2fc2ea1..d997ea3 100644
--- a/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
+++ b/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
@@ -1394,7 +1394,7 @@ namespace OpenSim.Region.ScriptEngine.XEngine
             if (rootE.GetAttribute("UUID") != itemID.ToString())
                 return;
 
-            string assetID = rootE.GetAttribute("Asset");
+//            string assetID = rootE.GetAttribute("Asset");
 
             XmlNodeList stateL = rootE.GetElementsByTagName("ScriptState");