Merge branch 'master' into careminster-presence-refactor

26 files changed, 951 insertions, 311 deletions

diff --git a/.nant/local.include b/.nant/local.include
index 5e02665..29674ab 100644
--- a/.nant/local.include
+++ b/.nant/local.include
@@ -43,11 +43,6 @@
   </exec>
   <fail message="Failures reported in unit tests." unless="${int::parse(testresult.opensim.framework.tests)==0}" /> 
 
-  <exec program="${nunitcmd}" failonerror="true" resultproperty="testresult.opensim.framework.communications.tests">
-    <arg value="./bin/OpenSim.Framework.Communications.Tests.dll" />
-  </exec>
-  <fail message="Failures reported in unit tests." unless="${int::parse(testresult.opensim.framework.communications.tests)==0}" /> 
-
   <exec program="${nunitcmd}" failonerror="true" resultproperty="testresult.opensim.framework.servers.tests">
     <arg value="./bin/OpenSim.Framework.Servers.Tests.dll" />
   </exec>
@@ -106,17 +101,6 @@
       <arg value="--export-html=./cov/OpenSim.Framework.Servers ./cov/OpenSim.Framework.Servers.cov" />
     </exec>
 
-    <exec program="mono">
-      <arg value="--debug" />
-      <arg value="--profile=monocov:outfile=./cov/OpenSim.Framework.Communications.cov,+[OpenSim.Framework.Communications]" />
-      <arg value="/usr/lib/nunit/nunit-console.exe" />
-      <arg value="./bin/OpenSim.Framework.Communications.Tests.dll" />
-    </exec>
-    <delete dir="./cov/OpenSim.Framework.Communications" />
-    <exec program="monocov">
-      <arg value="--export-html=./cov/OpenSim.Framework.Servers ./cov/OpenSim.Framework.Communications.cov" />
-    </exec>
-    
 <!--
     <exec program="mono">
       <arg value="&#45;&#45;debug" />
@@ -227,11 +211,6 @@
     <arg value="-xml=test-results/OpenSim.Framework.Tests.dll-Results.xml" />
   </exec>
 
- <exec program="${nunitcmd}" failonerror="false" resultproperty="testresult.opensim.framework.communications.tests">
-    <arg value="./bin/OpenSim.Framework.Communications.Tests.dll" />
-    <arg value="-xml=test-results/OpenSim.Framework.Communications.Tests.dll-Results.xml" />
-  </exec>
-
  <exec program="${nunitcmd}" failonerror="false" resultproperty="testresult.opensim.framework.serialization.tests">
     <arg value="./bin/OpenSim.Framework.Serialization.Tests.dll" />
     <arg value="-xml=test-results/OpenSim.Framework.Serialization.Tests.dll-Results.xml" />
@@ -275,7 +254,6 @@
   </exec>
 
  <fail message="Failures reported in unit tests." unless="${int::parse(testresult.opensim.framework.tests)==0}" /> 
- <fail message="Failures reported in unit tests." unless="${int::parse(testresult.opensim.framework.communications.tests)==0}" /> 
  <fail message="Failures reported in unit tests." unless="${int::parse(testresult.opensim.framework.servers.tests)==0}" /> 
 <!-- <fail message="Failures reported in unit tests." unless="${int::parse(testresult.opensim.region.clientstack.lindenudp.tests)==0}" /> -->
  <fail message="Failures reported in unit tests." unless="${int::parse(testresult.opensim.region.scriptengine.tests)==0}" /> 
@@ -301,7 +279,6 @@
 <!--       <test> -->
 <!--         <assemblies> -->
 <!--           <include name="./bin/OpenSim.Framework.Tests.dll" /> -->
-<!--           <include name="./bin/OpenSim.Framework.Communications.Tests.dll"/> -->
 <!--           <include name="./bin/OpenSim.Framework.Servers.Tests.dll" /> -->
 <!--           <include name="./bin/OpenSim.Region.ClientStack.LindenUDP.Tests.dll" /> -->
 <!--           <include name="./bin/OpenSim.Region.ScriptEngine.Tests.dll" /> -->
diff --git a/OpenSim/Framework/ChildAgentDataUpdate.cs b/OpenSim/Framework/ChildAgentDataUpdate.cs
index fee71f0..a1ac84c 100644
--- a/OpenSim/Framework/ChildAgentDataUpdate.cs
+++ b/OpenSim/Framework/ChildAgentDataUpdate.cs
@@ -41,14 +41,14 @@ namespace OpenSim.Framework
         public Guid AgentID;
         public bool alwaysrun;
         public float AVHeight;
-        public sLLVector3 cameraPosition;
+        public Vector3 cameraPosition;
         public float drawdistance;
         public float godlevel;
         public uint GroupAccess;
-        public sLLVector3 Position;
+        public Vector3 Position;
         public ulong regionHandle;
         public byte[] throttles;
-        public sLLVector3 Velocity;
+        public Vector3 Velocity;
 
         public ChildAgentDataUpdate()
         {
@@ -177,14 +177,13 @@ namespace OpenSim.Framework
             Size = new Vector3();
             Size.Z = cAgent.AVHeight;
 
-            Center = new Vector3(cAgent.cameraPosition.x, cAgent.cameraPosition.y, cAgent.cameraPosition.z);
+            Center = cAgent.cameraPosition;
             Far = cAgent.drawdistance;
-            Position = new Vector3(cAgent.Position.x, cAgent.Position.y, cAgent.Position.z);
+            Position = cAgent.Position;
             RegionHandle = cAgent.regionHandle;
             Throttles = cAgent.throttles;
-            Velocity = new Vector3(cAgent.Velocity.x, cAgent.Velocity.y, cAgent.Velocity.z);
+            Velocity = cAgent.Velocity;
         }
-
     }
 
     public class AgentGroupData
diff --git a/OpenSim/Framework/MultipartForm.cs b/OpenSim/Framework/MultipartForm.cs
new file mode 100644
index 0000000..8ba6d22
--- /dev/null
+++ b/OpenSim/Framework/MultipartForm.cs
@@ -0,0 +1,117 @@
+using System;
+using System.Collections.Generic;
+using System.Net;
+using System.IO;
+using System.Text;
+
+namespace OpenSim.Framework
+{
+    public static class MultipartForm
+    {
+        #region Helper Classes
+
+        public abstract class Element
+        {
+            public string Name;
+        }
+
+        public class File : Element
+        {
+            public string Filename;
+            public string ContentType;
+            public byte[] Data;
+
+            public File(string name, string filename, string contentType, byte[] data)
+            {
+                Name = name;
+                Filename = filename;
+                ContentType = contentType;
+                Data = data;
+            }
+        }
+
+        public class Parameter : Element
+        {
+            public string Value;
+
+            public Parameter(string name, string value)
+            {
+                Name = name;
+                Value = value;
+            }
+        }
+
+        #endregion Helper Classes
+
+        public static HttpWebResponse Post(HttpWebRequest request, List<Element> postParameters)
+        {
+            string boundary = Boundary();
+
+            // Set up the request properties
+            request.Method = "POST";
+            request.ContentType = "multipart/form-data; boundary=" + boundary;
+
+            #region Stream Writing
+
+            using (MemoryStream formDataStream = new MemoryStream())
+            {
+                foreach (var param in postParameters)
+                {
+                    if (param is File)
+                    {
+                        File file = (File)param;
+
+                        // Add just the first part of this param, since we will write the file data directly to the Stream
+                        string header = string.Format("--{0}\r\nContent-Disposition: form-data; name=\"{1}\"; filename=\"{2}\";\r\nContent-Type: {3}\r\n\r\n",
+                            boundary,
+                            file.Name,
+                            !String.IsNullOrEmpty(file.Filename) ? file.Filename : "tempfile",
+                            file.ContentType);
+
+                        formDataStream.Write(Encoding.UTF8.GetBytes(header), 0, header.Length);
+                        formDataStream.Write(file.Data, 0, file.Data.Length);
+                    }
+                    else
+                    {
+                        Parameter parameter = (Parameter)param;
+
+                        string postData = string.Format("--{0}\r\nContent-Disposition: form-data; name=\"{1}\"\r\n\r\n{2}\r\n",
+                            boundary,
+                            parameter.Name,
+                            parameter.Value);
+                        formDataStream.Write(Encoding.UTF8.GetBytes(postData), 0, postData.Length);
+                    }
+                }
+
+                // Add the end of the request
+                byte[] footer = Encoding.UTF8.GetBytes("\r\n--" + boundary + "--\r\n");
+                formDataStream.Write(footer, 0, footer.Length);
+
+                request.ContentLength = formDataStream.Length;
+
+                // Copy the temporary stream to the network stream
+                formDataStream.Seek(0, SeekOrigin.Begin);
+                using (Stream requestStream = request.GetRequestStream())
+                    formDataStream.CopyTo(requestStream, (int)formDataStream.Length);
+            }
+
+            #endregion Stream Writing
+
+            return request.GetResponse() as HttpWebResponse;
+        }
+
+        private static string Boundary()
+        {
+            Random rnd = new Random();
+            string formDataBoundary = String.Empty;
+
+            while (formDataBoundary.Length < 15)
+                formDataBoundary = formDataBoundary + rnd.Next();
+
+            formDataBoundary = formDataBoundary.Substring(0, 15);
+            formDataBoundary = "-----------------------------" + formDataBoundary;
+
+            return formDataBoundary;
+        }
+    }
+}
diff --git a/OpenSim/Framework/RegionCommsListener.cs b/OpenSim/Framework/RegionCommsListener.cs
index 718a556..3e0955d 100644
--- a/OpenSim/Framework/RegionCommsListener.cs
+++ b/OpenSim/Framework/RegionCommsListener.cs
@@ -45,7 +45,7 @@ namespace OpenSim.Framework
         private GenericCall2 handlerExpectChildAgent = null; // OnExpectChildAgent;
         private ExpectUserDelegate handlerExpectUser = null; // OnExpectUser
         private UpdateNeighbours handlerNeighboursUpdate = null; // OnNeighboursUpdate;
-        private PrimCrossing handlerPrimCrossingIntoRegion = null; // OnPrimCrossingIntoRegion;
+//        private PrimCrossing handlerPrimCrossingIntoRegion = null; // OnPrimCrossingIntoRegion;
         private LogOffUser handlerLogOffUser = null;
         private GetLandData handlerGetLandData = null;
 
diff --git a/OpenSim/Framework/RegionInfo.cs b/OpenSim/Framework/RegionInfo.cs
index 828bbfc..05f9cf9 100644
--- a/OpenSim/Framework/RegionInfo.cs
+++ b/OpenSim/Framework/RegionInfo.cs
@@ -654,7 +654,7 @@ namespace OpenSim.Framework
 
         private void ReadNiniConfig(IConfigSource source, string name)
         {
-            bool creatingNew = false;
+//            bool creatingNew = false;
 
             if (source.Configs.Count == 0)
             {
@@ -671,7 +671,7 @@ namespace OpenSim.Framework
 
                 source.AddConfig(name);
 
-                creatingNew = true;
+//                creatingNew = true;
             }
 
             if (name == String.Empty)
@@ -681,7 +681,7 @@ namespace OpenSim.Framework
             {
                 source.AddConfig(name);
 
-                creatingNew = true;
+//                creatingNew = true;
             }
 
             IConfig config = source.Configs[name];
@@ -700,15 +700,8 @@ namespace OpenSim.Framework
 
             RegionID = new UUID(regionUUID);
             originRegionID = RegionID; // What IS this?!
-
-            
-            // Region name
-            //
+          
             RegionName = name;
-
-            
-            // Region location
-            //
             string location = config.GetString("Location", String.Empty);
 
             if (location == String.Empty)
@@ -724,12 +717,9 @@ namespace OpenSim.Framework
 
 
             // Datastore (is this implemented? Omitted from example!)
-            //
             DataStore = config.GetString("Datastore", String.Empty);
 
-
             // Internal IP
-            //
             IPAddress address;
             
             if (config.Contains("InternalAddress"))
diff --git a/OpenSim/Framework/UntrustedWebRequest.cs b/OpenSim/Framework/UntrustedWebRequest.cs
new file mode 100644
index 0000000..1af7c41
--- /dev/null
+++ b/OpenSim/Framework/UntrustedWebRequest.cs
@@ -0,0 +1,203 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Net;
+using System.Net.Security;
+using System.Text;
+using log4net;
+
+namespace OpenSim.Framework
+{
+    /// <summary>
+    /// Used for requests to untrusted endpoints that may potentially be
+    /// malicious
+    /// </summary>
+    public static class UntrustedHttpWebRequest
+    {
+        /// <summary>Setting this to true will allow HTTP connections to localhost</summary>
+        private const bool DEBUG = true;
+
+        private static readonly ILog m_log =
+                LogManager.GetLogger(
+                System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
+
+        private static readonly ICollection<string> allowableSchemes = new List<string> { "http", "https" };
+
+        /// <summary>
+        /// Creates an HttpWebRequest that is hardened against malicious
+        /// endpoints after ensuring the given Uri is safe to retrieve
+        /// </summary>
+        /// <param name="uri">Web location to request</param>
+        /// <returns>A hardened HttpWebRequest if the uri was determined to be safe</returns>
+        /// <exception cref="ArgumentNullException">If uri is null</exception>
+        /// <exception cref="ArgumentException">If uri is unsafe</exception>
+        public static HttpWebRequest Create(Uri uri)
+        {
+            return Create(uri, DEBUG, 1000 * 5, 1000 * 20, 10);
+        }
+
+        /// <summary>
+        /// Creates an HttpWebRequest that is hardened against malicious
+        /// endpoints after ensuring the given Uri is safe to retrieve
+        /// </summary>
+        /// <param name="uri">Web location to request</param>
+        /// <param name="allowLoopback">True to allow connections to localhost, otherwise false</param>
+        /// <param name="readWriteTimeoutMS">Read write timeout, in milliseconds</param>
+        /// <param name="timeoutMS">Connection timeout, in milliseconds</param>
+        /// <param name="maximumRedirects">Maximum number of allowed redirects</param>
+        /// <returns>A hardened HttpWebRequest if the uri was determined to be safe</returns>
+        /// <exception cref="ArgumentNullException">If uri is null</exception>
+        /// <exception cref="ArgumentException">If uri is unsafe</exception>
+        public static HttpWebRequest Create(Uri uri, bool allowLoopback, int readWriteTimeoutMS, int timeoutMS, int maximumRedirects)
+        {
+            if (uri == null)
+                throw new ArgumentNullException("uri");
+
+            if (!IsUriAllowable(uri, allowLoopback))
+                throw new ArgumentException("Uri " + uri + " was rejected");
+
+            HttpWebRequest httpWebRequest = (HttpWebRequest)HttpWebRequest.Create(uri);
+            httpWebRequest.MaximumAutomaticRedirections = maximumRedirects;
+            httpWebRequest.ReadWriteTimeout = readWriteTimeoutMS;
+            httpWebRequest.Timeout = timeoutMS;
+            httpWebRequest.KeepAlive = false;
+
+            return httpWebRequest;
+        }
+
+        public static string PostToUntrustedUrl(Uri url, string data)
+        {
+            try
+            {
+                byte[] requestData = System.Text.Encoding.UTF8.GetBytes(data);
+
+                HttpWebRequest request = Create(url);
+                request.Method = "POST";
+                request.ContentLength = requestData.Length;
+                request.ContentType = "application/x-www-form-urlencoded";
+
+                using (Stream requestStream = request.GetRequestStream())
+                    requestStream.Write(requestData, 0, requestData.Length);
+
+                using (WebResponse response = request.GetResponse())
+                {
+                    using (Stream responseStream = response.GetResponseStream())
+                        return responseStream.GetStreamString();
+                }
+            }
+            catch (Exception ex)
+            {
+                m_log.Warn("POST to untrusted URL " + url + " failed: " + ex.Message);
+                return null;
+            }
+        }
+
+        public static string GetUntrustedUrl(Uri url)
+        {
+            try
+            {
+                HttpWebRequest request = Create(url);
+
+                using (WebResponse response = request.GetResponse())
+                {
+                    using (Stream responseStream = response.GetResponseStream())
+                        return responseStream.GetStreamString();
+                }
+            }
+            catch (Exception ex)
+            {
+                m_log.Warn("GET from untrusted URL " + url + " failed: " + ex.Message);
+                return null;
+            }
+        }
+
+        /// <summary>
+        /// Determines whether a URI is allowed based on scheme and host name.
+        /// No requireSSL check is done here
+        /// </summary>
+        /// <param name="allowLoopback">True to allow loopback addresses to be used</param>
+        /// <param name="uri">The URI to test for whether it should be allowed.</param>
+        /// <returns>
+        ///     <c>true</c> if [is URI allowable] [the specified URI]; otherwise, <c>false</c>.
+        /// </returns>
+        private static bool IsUriAllowable(Uri uri, bool allowLoopback)
+        {
+            if (!allowableSchemes.Contains(uri.Scheme))
+            {
+                m_log.WarnFormat("Rejecting URL {0} because it uses a disallowed scheme.", uri);
+                return false;
+            }
+
+            // Try to interpret the hostname as an IP address so we can test for internal
+            // IP address ranges.  Note that IP addresses can appear in many forms 
+            // (e.g. http://127.0.0.1, http://2130706433, http://0x0100007f, http://::1
+            // So we convert them to a canonical IPAddress instance, and test for all
+            // non-routable IP ranges: 10.*.*.*, 127.*.*.*, ::1
+            // Note that Uri.IsLoopback is very unreliable, not catching many of these variants.
+            IPAddress hostIPAddress;
+            if (IPAddress.TryParse(uri.DnsSafeHost, out hostIPAddress))
+            {
+                byte[] addressBytes = hostIPAddress.GetAddressBytes();
+
+                // The host is actually an IP address.
+                switch (hostIPAddress.AddressFamily)
+                {
+                    case System.Net.Sockets.AddressFamily.InterNetwork:
+                        if (!allowLoopback && (addressBytes[0] == 127 || addressBytes[0] == 10))
+                        {
+                            m_log.WarnFormat("Rejecting URL {0} because it is a loopback address.", uri);
+                            return false;
+                        }
+                        break;
+                    case System.Net.Sockets.AddressFamily.InterNetworkV6:
+                        if (!allowLoopback && IsIPv6Loopback(hostIPAddress))
+                        {
+                            m_log.WarnFormat("Rejecting URL {0} because it is a loopback address.", uri);
+                            return false;
+                        }
+                        break;
+                    default:
+                        m_log.WarnFormat("Rejecting URL {0} because it does not use an IPv4 or IPv6 address.", uri);
+                        return false;
+                }
+            }
+            else
+            {
+                // The host is given by name.  We require names to contain periods to
+                // help make sure it's not an internal address.
+                if (!allowLoopback && !uri.Host.Contains("."))
+                {
+                    m_log.WarnFormat("Rejecting URL {0} because it does not contain a period in the host name.", uri);
+                    return false;
+                }
+            }
+
+            return true;
+        }
+
+        /// <summary>
+        /// Determines whether an IP address is the IPv6 equivalent of "localhost/127.0.0.1".
+        /// </summary>
+        /// <param name="ip">The ip address to check.</param>
+        /// <returns>
+        ///     <c>true</c> if this is a loopback IP address; <c>false</c> otherwise.
+        /// </returns>
+        private static bool IsIPv6Loopback(IPAddress ip)
+        {
+            if (ip == null)
+                throw new ArgumentNullException("ip");
+
+            byte[] addressBytes = ip.GetAddressBytes();
+            for (int i = 0; i < addressBytes.Length - 1; i++)
+            {
+                if (addressBytes[i] != 0)
+                    return false;
+            }
+
+            if (addressBytes[addressBytes.Length - 1] != 1)
+                return false;
+
+            return true;
+        }
+    }
+}
diff --git a/OpenSim/Framework/WebUtil.cs b/OpenSim/Framework/WebUtil.cs
new file mode 100644
index 0000000..d9782ff
--- /dev/null
+++ b/OpenSim/Framework/WebUtil.cs
@@ -0,0 +1,330 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.Specialized;
+using System.IO;
+using System.Net;
+using System.Net.Security;
+using System.Reflection;
+using System.Text;
+using System.Web;
+using log4net;
+using OpenSim.Framework.Servers.HttpServer;
+using OpenMetaverse.StructuredData;
+
+namespace OpenSim.Framework
+{
+    /// <summary>
+    /// Miscellaneous static methods and extension methods related to the web
+    /// </summary>
+    public static class WebUtil
+    {
+        private static readonly ILog m_log =
+                LogManager.GetLogger(
+                MethodBase.GetCurrentMethod().DeclaringType);
+
+        /// <summary>
+        /// Send LLSD to an HTTP client in application/llsd+json form
+        /// </summary>
+        /// <param name="response">HTTP response to send the data in</param>
+        /// <param name="body">LLSD to send to the client</param>
+        public static void SendJSONResponse(OSHttpResponse response, OSDMap body)
+        {
+            byte[] responseData = Encoding.UTF8.GetBytes(OSDParser.SerializeJsonString(body));
+
+            response.ContentEncoding = Encoding.UTF8;
+            response.ContentLength = responseData.Length;
+            response.ContentType = "application/llsd+json";
+            response.Body.Write(responseData, 0, responseData.Length);
+        }
+
+        /// <summary>
+        /// Send LLSD to an HTTP client in application/llsd+xml form
+        /// </summary>
+        /// <param name="response">HTTP response to send the data in</param>
+        /// <param name="body">LLSD to send to the client</param>
+        public static void SendXMLResponse(OSHttpResponse response, OSDMap body)
+        {
+            byte[] responseData = OSDParser.SerializeLLSDXmlBytes(body);
+
+            response.ContentEncoding = Encoding.UTF8;
+            response.ContentLength = responseData.Length;
+            response.ContentType = "application/llsd+xml";
+            response.Body.Write(responseData, 0, responseData.Length);
+        }
+
+        /// <summary>
+        /// Make a GET or GET-like request to a web service that returns LLSD
+        /// or JSON data
+        /// </summary>
+        public static OSDMap ServiceRequest(string url, string httpVerb)
+        {
+            string errorMessage;
+
+            try
+            {
+                HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(url);
+                request.Method = httpVerb;
+
+                using (WebResponse response = request.GetResponse())
+                {
+                    using (Stream responseStream = response.GetResponseStream())
+                    {
+                        try
+                        {
+                            string responseStr = responseStream.GetStreamString();
+                            OSD responseOSD = OSDParser.Deserialize(responseStr);
+                            if (responseOSD.Type == OSDType.Map)
+                                return (OSDMap)responseOSD;
+                            else
+                                errorMessage = "Response format was invalid.";
+                        }
+                        catch
+                        {
+                            errorMessage = "Failed to parse the response.";
+                        }
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                m_log.Warn("GET from URL " + url + " failed: " + ex.Message);
+                errorMessage = ex.Message;
+            }
+
+            return new OSDMap { { "Message", OSD.FromString("Service request failed. " + errorMessage) } };
+        }
+
+        /// <summary>
+        /// POST URL-encoded form data to a web service that returns LLSD or
+        /// JSON data
+        /// </summary>
+        public static OSDMap PostToService(string url, NameValueCollection data)
+        {
+            string errorMessage;
+
+            try
+            {
+                string queryString = BuildQueryString(data);
+                byte[] requestData = System.Text.Encoding.UTF8.GetBytes(queryString);
+
+                HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(url);
+                request.Method = "POST";
+                request.ContentLength = requestData.Length;
+                request.ContentType = "application/x-www-form-urlencoded";
+
+                using (Stream requestStream = request.GetRequestStream())
+                    requestStream.Write(requestData, 0, requestData.Length);
+
+                using (WebResponse response = request.GetResponse())
+                {
+                    using (Stream responseStream = response.GetResponseStream())
+                    {
+                        try
+                        {
+                            string responseStr = responseStream.GetStreamString();
+                            OSD responseOSD = OSDParser.Deserialize(responseStr);
+                            if (responseOSD.Type == OSDType.Map)
+                                return (OSDMap)responseOSD;
+                            else
+                                errorMessage = "Response format was invalid.";
+                        }
+                        catch
+                        {
+                            errorMessage = "Failed to parse the response.";
+                        }
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                m_log.Warn("POST to URL " + url + " failed: " + ex.Message);
+                errorMessage = ex.Message;
+            }
+
+            return new OSDMap { { "Message", OSD.FromString("Service request failed. " + errorMessage) } };
+        }
+
+        #region Uri
+
+        /// <summary>
+        /// Combines a Uri that can contain both a base Uri and relative path
+        /// with a second relative path fragment
+        /// </summary>
+        /// <param name="uri">Starting (base) Uri</param>
+        /// <param name="fragment">Relative path fragment to append to the end
+        /// of the Uri</param>
+        /// <returns>The combined Uri</returns>
+        /// <remarks>This is similar to the Uri constructor that takes a base
+        /// Uri and the relative path, except this method can append a relative
+        /// path fragment on to an existing relative path</remarks>
+        public static Uri Combine(this Uri uri, string fragment)
+        {
+            string fragment1 = uri.Fragment;
+            string fragment2 = fragment;
+
+            if (!fragment1.EndsWith("/"))
+                fragment1 = fragment1 + '/';
+            if (fragment2.StartsWith("/"))
+                fragment2 = fragment2.Substring(1);
+
+            return new Uri(uri, fragment1 + fragment2);
+        }
+
+        /// <summary>
+        /// Combines a Uri that can contain both a base Uri and relative path
+        /// with a second relative path fragment. If the fragment is absolute,
+        /// it will be returned without modification
+        /// </summary>
+        /// <param name="uri">Starting (base) Uri</param>
+        /// <param name="fragment">Relative path fragment to append to the end
+        /// of the Uri, or an absolute Uri to return unmodified</param>
+        /// <returns>The combined Uri</returns>
+        public static Uri Combine(this Uri uri, Uri fragment)
+        {
+            if (fragment.IsAbsoluteUri)
+                return fragment;
+
+            string fragment1 = uri.Fragment;
+            string fragment2 = fragment.ToString();
+
+            if (!fragment1.EndsWith("/"))
+                fragment1 = fragment1 + '/';
+            if (fragment2.StartsWith("/"))
+                fragment2 = fragment2.Substring(1);
+
+            return new Uri(uri, fragment1 + fragment2);
+        }
+
+        /// <summary>
+        /// Appends a query string to a Uri that may or may not have existing 
+        /// query parameters
+        /// </summary>
+        /// <param name="uri">Uri to append the query to</param>
+        /// <param name="query">Query string to append. Can either start with ?
+        /// or just containg key/value pairs</param>
+        /// <returns>String representation of the Uri with the query string
+        /// appended</returns>
+        public static string AppendQuery(this Uri uri, string query)
+        {
+            if (String.IsNullOrEmpty(query))
+                return uri.ToString();
+
+            if (query[0] == '?' || query[0] == '&')
+                query = query.Substring(1);
+
+            string uriStr = uri.ToString();
+
+            if (uriStr.Contains("?"))
+                return uriStr + '&' + query;
+            else
+                return uriStr + '?' + query;
+        }
+
+        #endregion Uri
+
+        #region NameValueCollection
+
+        /// <summary>
+        /// Convert a NameValueCollection into a query string. This is the
+        /// inverse of HttpUtility.ParseQueryString()
+        /// </summary>
+        /// <param name="parameters">Collection of key/value pairs to convert</param>
+        /// <returns>A query string with URL-escaped values</returns>
+        public static string BuildQueryString(NameValueCollection parameters)
+        {
+            List<string> items = new List<string>(parameters.Count);
+
+            foreach (string key in parameters.Keys)
+            {
+                foreach (string value in parameters.GetValues(key))
+                    items.Add(String.Concat(key, "=", HttpUtility.UrlEncode(value ?? String.Empty)));
+            }
+
+            return String.Join("&", items.ToArray());
+        }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <param name="collection"></param>
+        /// <param name="key"></param>
+        /// <returns></returns>
+        public static string GetOne(this NameValueCollection collection, string key)
+        {
+            string[] values = collection.GetValues(key);
+            if (values != null && values.Length > 0)
+                return values[0];
+
+            return null;
+        }
+
+        #endregion NameValueCollection
+
+        #region Stream
+
+        /// <summary>
+        /// Copies the contents of one stream to another, starting at the 
+        /// current position of each stream
+        /// </summary>
+        /// <param name="copyFrom">The stream to copy from, at the position 
+        /// where copying should begin</param>
+        /// <param name="copyTo">The stream to copy to, at the position where 
+        /// bytes should be written</param>
+        /// <param name="maximumBytesToCopy">The maximum bytes to copy</param>
+        /// <returns>The total number of bytes copied</returns>
+        /// <remarks>
+        /// Copying begins at the streams' current positions. The positions are
+        /// NOT reset after copying is complete.
+        /// </remarks>
+        public static int CopyTo(this Stream copyFrom, Stream copyTo, int maximumBytesToCopy)
+        {
+            byte[] buffer = new byte[4096];
+            int readBytes;
+            int totalCopiedBytes = 0;
+
+            while ((readBytes = copyFrom.Read(buffer, 0, Math.Min(4096, maximumBytesToCopy))) > 0)
+            {
+                int writeBytes = Math.Min(maximumBytesToCopy, readBytes);
+                copyTo.Write(buffer, 0, writeBytes);
+                totalCopiedBytes += writeBytes;
+                maximumBytesToCopy -= writeBytes;
+            }
+
+            return totalCopiedBytes;
+        }
+
+        /// <summary>
+        /// Converts an entire stream to a string, regardless of current stream
+        /// position
+        /// </summary>
+        /// <param name="stream">The stream to convert to a string</param>
+        /// <returns></returns>
+        /// <remarks>When this method is done, the stream position will be 
+        /// reset to its previous position before this method was called</remarks>
+        public static string GetStreamString(this Stream stream)
+        {
+            string value = null;
+
+            if (stream != null && stream.CanRead)
+            {
+                long rewindPos = -1;
+
+                if (stream.CanSeek)
+                {
+                    rewindPos = stream.Position;
+                    stream.Seek(0, SeekOrigin.Begin);
+                }
+
+                StreamReader reader = new StreamReader(stream);
+                value = reader.ReadToEnd();
+
+                if (rewindPos >= 0)
+                    stream.Seek(rewindPos, SeekOrigin.Begin);
+            }
+
+            return value;
+        }
+
+        #endregion Stream
+    }
+}
diff --git a/OpenSim/Framework/sLLVector3.cs b/OpenSim/Framework/sLLVector3.cs
deleted file mode 100644
index 49940c4..0000000
--- a/OpenSim/Framework/sLLVector3.cs
+++ /dev/null
@@ -1,51 +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 OpenMetaverse;
-
-namespace OpenSim.Framework
-{
-    [Serializable]
-    public class sLLVector3
-    {
-        public float x = 0;
-        public float y = 0;
-        public float z = 0;
-
-        public sLLVector3()
-        {
-        }
-
-        public sLLVector3(Vector3 v)
-        {
-            x = v.X;
-            y = v.Y;
-            z = v.Z;
-        }
-    }
-}
\ No newline at end of file
diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs b/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
index 1696037..2c8d88b 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
@@ -97,6 +97,11 @@ namespace OpenSim.Region.ClientStack.LindenUDP
     /// </summary>
     public class LLClientView : IClientAPI, IClientCore, IClientIM, IClientChat, IClientIPEndpoint, IStatsCollector
     {
+        /// <value>
+        /// Debug packet level.  At the moment, only 255 does anything (prints out all in and out packets).
+        /// </value>
+        protected int m_debugPacketLevel = 0;
+        
         #region Events
 
         public event GenericMessage OnGenericMessage;
@@ -472,6 +477,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
         public void SetDebugPacketLevel(int newDebug)
         {
+            m_debugPacketLevel = newDebug;
         }
 
         #region Client Methods
@@ -10939,7 +10945,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             LLUDPServer.LogPacketHeader(false, m_circuitCode, 0, packet.Type, (ushort)packet.Length);
             #endregion BinaryStats
 
-            m_udpServer.SendPacket(m_udpClient, packet, throttlePacketType, true);
+            OutPacket(packet, throttlePacketType, true);
         }
 
         /// <summary>
@@ -10952,6 +10958,9 @@ namespace OpenSim.Region.ClientStack.LindenUDP
         /// handles splitting manually</param>
         protected void OutPacket(Packet packet, ThrottleOutPacketType throttlePacketType, bool doAutomaticSplitting)
         {
+            if (m_debugPacketLevel >= 255)
+                m_log.DebugFormat("[CLIENT]: Packet OUT {0}", packet.Type);
+            
             m_udpServer.SendPacket(m_udpClient, packet, throttlePacketType, doAutomaticSplitting);
         }
 
@@ -11023,10 +11032,11 @@ namespace OpenSim.Region.ClientStack.LindenUDP
         /// <param name="Pack">OpenMetaverse.packet</param>
         public void ProcessInPacket(Packet Pack)
         {
-//            m_log.DebugFormat("[CLIENT]: Packet IN {0}", Pack);
+            if (m_debugPacketLevel >= 255)
+                m_log.DebugFormat("[CLIENT]: Packet IN {0}", Pack.Type);
             
             if (!ProcessPacketMethod(Pack))
-                m_log.Warn("[CLIENT]: unhandled packet " + Pack);
+                m_log.Warn("[CLIENT]: unhandled packet " + Pack.Type);
 
             PacketPool.Instance.ReturnPacket(Pack);
         }
diff --git a/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs b/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs
index e0df288..0fc467b 100644
--- a/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs
@@ -411,6 +411,8 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
         /// <summary>
         /// Rez an object into the scene from the user's inventory
         /// </summary>
+        /// FIXME: It would be really nice if inventory access modules didn't also actually do the work of rezzing
+        /// things to the scene.  The caller should be doing that, I think.
         /// <param name="remoteClient"></param>
         /// <param name="itemID"></param>
         /// <param name="RayEnd"></param>
@@ -500,13 +502,17 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
                         group.RootPart.IsAttachment = true;
                     }
 
-                    m_Scene.AddNewSceneObject(group, true);
+                    // For attachments, we must make sure that only a single object update occurs after we've finished
+                    // all the necessary operations.
+                    m_Scene.AddNewSceneObject(group, true, false);
 
                     //  m_log.InfoFormat("ray end point for inventory rezz is {0} {1} {2} ", RayEnd.X, RayEnd.Y, RayEnd.Z);
                     // if attachment we set it's asset id so object updates can reflect that
                     // if not, we set it's position in world.
                     if (!attachment)
                     {
+                        group.ScheduleGroupForFullUpdate();
+                        
                         float offsetHeight = 0;
                         pos = m_Scene.GetNewRezLocation(
                             RayStart, RayEnd, RayTargetID, Quaternion.Identity,
@@ -562,6 +568,7 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
                                     part.GroupMask = 0; // DO NOT propagate here
                                 }
                             }
+                            
                             group.ApplyNextOwnerPermissions();
                         }
                     }
@@ -569,7 +576,7 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
                     foreach (SceneObjectPart part in partList)
                     {
                         if (part.OwnerID != item.Owner)
-                        {
+                        {                            
                             part.LastOwnerID = part.OwnerID;
                             part.OwnerID = item.Owner;
                             part.Inventory.ChangeInventoryOwner(item.Owner);
@@ -591,10 +598,7 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
                         {
                             group.ClearPartAttachmentData();
                         }
-                    }
-
-                    if (!attachment)
-                    {
+                        
                         // Fire on_rez
                         group.CreateScriptInstances(0, true, m_Scene.DefaultScriptEngine, 0);
 
diff --git a/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs b/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
index e458ecf..9cbaffc 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
@@ -1846,9 +1846,18 @@ namespace OpenSim.Region.Framework.Scenes
             EventManager.TriggerOnAttach(localID, itemID, avatarID);
         }
 
-        public UUID RezSingleAttachment(IClientAPI remoteClient, UUID itemID,
-                uint AttachmentPt)
+        /// <summary>
+        /// Called when the client receives a request to rez a single attachment on to the avatar from inventory
+        /// (RezSingleAttachmentFromInv packet).
+        /// </summary>
+        /// <param name="remoteClient"></param>
+        /// <param name="itemID"></param>
+        /// <param name="AttachmentPt"></param>
+        /// <returns></returns>
+        public UUID RezSingleAttachment(IClientAPI remoteClient, UUID itemID, uint AttachmentPt)
         {
+            m_log.DebugFormat("[USER INVENTORY]: Rezzing single attachment from item {0} for {1}", itemID, remoteClient.Name);
+            
             SceneObjectGroup att = m_sceneGraph.RezSingleAttachment(remoteClient, itemID, AttachmentPt);
 
             if (att == null)
@@ -1860,9 +1869,20 @@ namespace OpenSim.Region.Framework.Scenes
             return RezSingleAttachment(att, remoteClient, itemID, AttachmentPt);
         }
 
-        public UUID RezSingleAttachment(SceneObjectGroup att,
-                IClientAPI remoteClient, UUID itemID, uint AttachmentPt)
+        /// <summary>
+        /// Update the user inventory to reflect an attachment
+        /// </summary>
+        /// <param name="att"></param>
+        /// <param name="remoteClient"></param>
+        /// <param name="itemID"></param>
+        /// <param name="AttachmentPt"></param>
+        /// <returns></returns>
+        public UUID RezSingleAttachment(SceneObjectGroup att, IClientAPI remoteClient, UUID itemID, uint AttachmentPt)
         {
+            m_log.DebugFormat(
+                "[USER INVENTORY]: Updating inventory of {0} to show attachment of {1} (item ID {2})", 
+                remoteClient.Name, att.Name, itemID);
+            
             if (!att.IsDeleted)
                 AttachmentPt = att.RootPart.AttachmentPoint;
 
@@ -1901,8 +1921,19 @@ namespace OpenSim.Region.Framework.Scenes
             return m_sceneGraph.AttachObject(controllingClient, localID, attachPoint, rot, pos, silent);
         }
 
+        /// <summary>
+        /// This registers the item as attached in a user's inventory
+        /// </summary>
+        /// <param name="remoteClient"></param>
+        /// <param name="AttachmentPt"></param>
+        /// <param name="itemID"></param>
+        /// <param name="att"></param>
         public void AttachObject(IClientAPI remoteClient, uint AttachmentPt, UUID itemID, SceneObjectGroup att)
         {
+//            m_log.DebugFormat(
+//                "[USER INVENTORY]: Updating attachment {0} for {1} at {2} using item ID {3}", 
+//                att.Name, remoteClient.Name, AttachmentPt, itemID);
+            
             if (UUID.Zero == itemID)
             {
                 m_log.Error("[SCENE INVENTORY]: Unable to save attachment. Error inventory item ID.");
@@ -1930,10 +1961,7 @@ namespace OpenSim.Region.Framework.Scenes
                 presence.Appearance.SetAttachment((int)AttachmentPt, itemID, item.AssetID /* att.UUID */);
 
                 if (m_AvatarFactory != null)
-                {
                     m_AvatarFactory.UpdateDatabase(remoteClient.AgentId, presence.Appearance);
-                }
-
             }
         }
 
@@ -2016,6 +2044,7 @@ namespace OpenSim.Region.Framework.Scenes
                 {
                     sog.SetOwnerId(ownerID);
                     sog.SetGroup(groupID, remoteClient);
+                    sog.ScheduleGroupForFullUpdate();
 
                     foreach (SceneObjectPart child in sog.Children.Values)
                         child.Inventory.ChangeInventoryOwner(ownerID);
@@ -2037,6 +2066,7 @@ namespace OpenSim.Region.Framework.Scenes
                     sog.SetOwnerId(groupID);
                     sog.ApplyNextOwnerPermissions();
                 }
+                
             }
 
             foreach (uint localID in localIDs)
diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index 181b7c5..a84f966 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -1933,14 +1933,22 @@ namespace OpenSim.Region.Framework.Scenes
             //m_log.DebugFormat(
             //    "[SCENE]: Scene.AddNewPrim() pcode {0} called for {1} in {2}", shape.PCode, ownerID, RegionInfo.RegionName);
 
+            SceneObjectGroup sceneObject = null;
+            
             // If an entity creator has been registered for this prim type then use that
             if (m_entityCreators.ContainsKey((PCode)shape.PCode))
-                return m_entityCreators[(PCode)shape.PCode].CreateEntity(ownerID, groupID, pos, rot, shape);
+            {
+                sceneObject = m_entityCreators[(PCode)shape.PCode].CreateEntity(ownerID, groupID, pos, rot, shape);
+            }
+            else
+            {
+                // Otherwise, use this default creation code;
+                sceneObject = new SceneObjectGroup(ownerID, pos, rot, shape);
+                AddNewSceneObject(sceneObject, true);
+                sceneObject.SetGroup(groupID, null);
+            }
 
-            // Otherwise, use this default creation code;
-            SceneObjectGroup sceneObject = new SceneObjectGroup(ownerID, pos, rot, shape);
-            AddNewSceneObject(sceneObject, true);
-            sceneObject.SetGroup(groupID, null);
+            sceneObject.ScheduleGroupForFullUpdate();
 
             return sceneObject;
         }
@@ -1968,7 +1976,7 @@ namespace OpenSim.Region.Framework.Scenes
         }
 
         /// <summary>
-        /// Add a newly created object to the scene
+        /// Add a newly created object to the scene.  Updates are also sent to viewers.
         /// </summary>
         /// <param name="sceneObject"></param>
         /// <param name="attachToBackup">
@@ -1977,8 +1985,25 @@ namespace OpenSim.Region.Framework.Scenes
         /// </param>
         public bool AddNewSceneObject(SceneObjectGroup sceneObject, bool attachToBackup)
         {
-            return m_sceneGraph.AddNewSceneObject(sceneObject, attachToBackup);
+            return AddNewSceneObject(sceneObject, attachToBackup, true);
         }
+        
+        /// <summary>
+        /// Add a newly created object to the scene
+        /// </summary>
+        /// <param name="sceneObject"></param>
+        /// <param name="attachToBackup">
+        /// If true, the object is made persistent into the scene.
+        /// If false, the object will not persist over server restarts
+        /// </param>
+        /// <param name="sendClientUpdates">
+        /// If true, updates for the new scene object are sent to all viewers in range.
+        /// If false, it is left to the caller to schedule the update
+        /// </param>
+        public bool AddNewSceneObject(SceneObjectGroup sceneObject, bool attachToBackup, bool sendClientUpdates)
+        {
+            return m_sceneGraph.AddNewSceneObject(sceneObject, attachToBackup, sendClientUpdates);
+        }        
 
         /// <summary>
         /// Delete every object from the scene
@@ -3170,7 +3195,6 @@ namespace OpenSim.Region.Framework.Scenes
             m_sceneGridService.OnLogOffUser += HandleLogOffUserFromGrid;
             m_sceneGridService.KiPrimitive += SendKillObject;
             m_sceneGridService.OnGetLandData += GetLandData;
-
         }
 
         /// <summary>
diff --git a/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs b/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs
index 8a74d7b..9d0e6f4 100644
--- a/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs
@@ -103,15 +103,15 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         public event GetLandData OnGetLandData;
 
-        private AgentCrossing handlerAvatarCrossingIntoRegion = null; // OnAvatarCrossingIntoRegion;
-        private ExpectUserDelegate handlerExpectUser = null; // OnExpectUser;
-        private CloseAgentConnection handlerCloseAgentConnection = null; // OnCloseAgentConnection;
-        private PrimCrossing handlerPrimCrossingIntoRegion = null; // OnPrimCrossingIntoRegion;
+//        private AgentCrossing handlerAvatarCrossingIntoRegion = null; // OnAvatarCrossingIntoRegion;
+//        private ExpectUserDelegate handlerExpectUser = null; // OnExpectUser;
+//        private CloseAgentConnection handlerCloseAgentConnection = null; // OnCloseAgentConnection;
+//        private PrimCrossing handlerPrimCrossingIntoRegion = null; // OnPrimCrossingIntoRegion;
         //private RegionUp handlerRegionUp = null; // OnRegionUp;
-        private ChildAgentUpdate handlerChildAgentUpdate = null; // OnChildAgentUpdate;
+//        private ChildAgentUpdate handlerChildAgentUpdate = null; // OnChildAgentUpdate;
         //private RemoveKnownRegionsFromAvatarList handlerRemoveKnownRegionFromAvatar = null; // OnRemoveKnownRegionFromAvatar;
-        private LogOffUser handlerLogOffUser = null;
-        private GetLandData handlerGetLandData = null; // OnGetLandData
+//        private LogOffUser handlerLogOffUser = null;
+//        private GetLandData handlerGetLandData = null; // OnGetLandData
 
         public KiPrimitiveDelegate KiPrimitive;
 
diff --git a/OpenSim/Region/Framework/Scenes/SceneGraph.cs b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
index 928dc97..cac768e 100644
--- a/OpenSim/Region/Framework/Scenes/SceneGraph.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
@@ -253,7 +253,7 @@ namespace OpenSim.Region.Framework.Scenes
                 sceneObject.HasGroupChanged = true;
             }
 
-            return AddSceneObject(sceneObject, attachToBackup);
+            return AddSceneObject(sceneObject, attachToBackup, true);
         }
 
         /// <summary>
@@ -268,12 +268,12 @@ namespace OpenSim.Region.Framework.Scenes
         /// <returns>
         /// true if the object was added, false if an object with the same uuid was already in the scene
         /// </returns>
-        protected internal bool AddNewSceneObject(SceneObjectGroup sceneObject, bool attachToBackup)
+        protected internal bool AddNewSceneObject(SceneObjectGroup sceneObject, bool attachToBackup, bool sendClientUpdates)
         {
             // Ensure that we persist this new scene object
             sceneObject.HasGroupChanged = true;
 
-            return AddSceneObject(sceneObject, attachToBackup);
+            return AddSceneObject(sceneObject, attachToBackup, sendClientUpdates);
         }
 
         /// <summary>
@@ -285,12 +285,19 @@ namespace OpenSim.Region.Framework.Scenes
         /// If true, the object is made persistent into the scene.
         /// If false, the object will not persist over server restarts
         /// </param>
-        /// <returns>true if the object was added, false if an object with the same uuid was already in the scene
+        /// <param name="sendClientUpdates">
+        /// If true, updates for the new scene object are sent to all viewers in range.
+        /// If false, it is left to the caller to schedule the update
+        /// </param>
+        /// <returns>
+        /// true if the object was added, false if an object with the same uuid was already in the scene
         /// </returns>
-        protected bool AddSceneObject(SceneObjectGroup sceneObject, bool attachToBackup)
+        protected bool AddSceneObject(SceneObjectGroup sceneObject, bool attachToBackup, bool sendClientUpdates)
         {
             if (sceneObject == null || sceneObject.RootPart == null || sceneObject.RootPart.UUID == UUID.Zero)
                 return false;
+
+            bool alreadyExisted = false;
             
             if (m_parentScene.m_clampPrimSize)
             {
@@ -311,6 +318,9 @@ namespace OpenSim.Region.Framework.Scenes
 
             sceneObject.AttachToScene(m_parentScene);
 
+            if (sendClientUpdates)
+                sceneObject.ScheduleGroupForFullUpdate();
+
             lock (sceneObject)
             {
                 if (!Entities.ContainsKey(sceneObject.UUID))
@@ -334,12 +344,14 @@ namespace OpenSim.Region.Framework.Scenes
                             SceneObjectGroupsByLocalID[part.LocalId] = sceneObject;
                         }
                     }
-
-                    return true;
+                }
+                else
+                {
+                    alreadyExisted = true;
                 }
             }
 
-            return false;
+            return alreadyExisted;
         }
 
         /// <summary>
@@ -549,7 +561,10 @@ namespace OpenSim.Region.Framework.Scenes
                     itemID, Vector3.Zero, Vector3.Zero, UUID.Zero, (byte)1, true,
                     false, false, remoteClient.AgentId, true);
 
-
+//                m_log.DebugFormat(
+//                    "[SCENE GRAPH]: Retrieved single object {0} for attachment to {1} on point {2}", 
+//                    objatt.Name, remoteClient.Name, AttachmentPt);
+                
                 if (objatt != null)
                 {
                     bool tainted = false;
@@ -557,16 +572,27 @@ namespace OpenSim.Region.Framework.Scenes
                         tainted = true;
 
                     AttachObject(remoteClient, objatt.LocalId, AttachmentPt, Quaternion.Identity, objatt.AbsolutePosition, false);
-                    objatt.ScheduleGroupForFullUpdate();
+                    //objatt.ScheduleGroupForFullUpdate();
                     if (tainted)
                         objatt.HasGroupChanged = true;
 
                     // Fire after attach, so we don't get messy perms dialogs
                     // 3 == AttachedRez
                     objatt.CreateScriptInstances(0, true, m_parentScene.DefaultScriptEngine, 3);
+
+                    // Do this last so that event listeners have access to all the effects of the attachment
+                    m_parentScene.EventManager.TriggerOnAttach(objatt.LocalId, itemID, remoteClient.AgentId);
                 }
+                else
+                {
+                    m_log.WarnFormat(
+                        "[SCENE GRAPH]: Could not retrieve item {0} for attaching to avatar {1} at point {2}", 
+                        itemID, remoteClient.Name, AttachmentPt);
+                }
+                
                 return objatt;
             }
+            
             return null;
         }
 
diff --git a/OpenSim/Region/Framework/Scenes/SceneManager.cs b/OpenSim/Region/Framework/Scenes/SceneManager.cs
index 6395d98..680c39a 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.cs b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
index 2a4e5a2..8c5a9a6 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
@@ -488,8 +488,8 @@ namespace OpenSim.Region.Framework.Scenes
         private List<SceneObjectPart> m_PlaySoundSlavePrims = new List<SceneObjectPart>();
         public List<SceneObjectPart> PlaySoundSlavePrims
         {
-            get { return m_LoopSoundSlavePrims; }
-            set { m_LoopSoundSlavePrims = value; }
+            get { return m_PlaySoundSlavePrims; }
+            set { m_PlaySoundSlavePrims = value; }
         }
 
         private SceneObjectPart m_LoopSoundMasterPrim = null;
@@ -641,8 +641,10 @@ namespace OpenSim.Region.Framework.Scenes
             }
             
             ApplyPhysics(m_scene.m_physicalPrim);
-            
-            ScheduleGroupForFullUpdate();
+
+            // Don't trigger the update here - otherwise some client issues occur when multiple updates are scheduled
+            // for the same object with very different properties.  The caller must schedule the update.            
+            //ScheduleGroupForFullUpdate();
         }
 
         public Vector3 GroupScale()
@@ -1044,10 +1046,11 @@ namespace OpenSim.Region.Framework.Scenes
                 // don't attach attachments to child agents
                 if (avatar.IsChildAgent) return;
 
+//                m_log.DebugFormat("[SOG]: Adding attachment {0} to avatar {1}", Name, avatar.Name);
+                                  
                 DetachFromBackup();
 
                 // Remove from database and parcel prim count
-                //
                 m_scene.DeleteFromStorage(UUID);
                 m_scene.EventManager.TriggerParcelPrimCountTainted();
 
@@ -1073,7 +1076,6 @@ namespace OpenSim.Region.Framework.Scenes
                 SetAttachmentPoint(Convert.ToByte(attachmentpoint));
 
                 avatar.AddAttachment(this);
-                m_log.Debug("[SOG]: Added attachment " + UUID + " to avatar " + avatar.UUID);
 
                 if (!silent)
                 {
@@ -1090,6 +1092,12 @@ namespace OpenSim.Region.Framework.Scenes
                     ScheduleGroupForFullUpdate();
                 }
             }
+            else
+            {
+                m_log.WarnFormat(
+                    "[SOG]: Tried to add attachment {0} to avatar with UUID {1} in region {2} but the avatar is not present", 
+                    UUID, agentID, Scene.RegionInfo.RegionName);
+            }
         }
 
         public byte GetAttachmentPoint()
@@ -1596,11 +1604,10 @@ namespace OpenSim.Region.Framework.Scenes
 
         #endregion
 
-        #region Client Updating
-
         public void SendFullUpdateToClient(IClientAPI remoteClient)
         {
-            SendPartFullUpdate(remoteClient, RootPart, m_scene.Permissions.GenerateClientFlags(remoteClient.AgentId, RootPart.UUID));
+            RootPart.SendFullUpdate(
+                remoteClient, m_scene.Permissions.GenerateClientFlags(remoteClient.AgentId, RootPart.UUID));
 
             lockPartsForRead(true);
             {
@@ -1608,42 +1615,12 @@ namespace OpenSim.Region.Framework.Scenes
                 {
                     
                     if (part != RootPart)
-                        SendPartFullUpdate(remoteClient, part, m_scene.Permissions.GenerateClientFlags(remoteClient.AgentId, part.UUID));
-                    
+                        part.SendFullUpdate(
+                            remoteClient, m_scene.Permissions.GenerateClientFlags(remoteClient.AgentId, part.UUID));
                 }
             }
-            lockPartsForRead(false);
         }
 
-        /// <summary>
-        /// Send a full update to the client for the given part
-        /// </summary>
-        /// <param name="remoteClient"></param>
-        /// <param name="part"></param>
-        internal void SendPartFullUpdate(IClientAPI remoteClient, SceneObjectPart part, uint clientFlags)
-        {
-//            m_log.DebugFormat(
-//                "[SOG]: Sendinging part full update to {0} for {1} {2}", remoteClient.Name, part.Name, part.LocalId);
-            
-            if (m_rootPart.UUID == part.UUID)
-            {
-                if (IsAttachment)
-                {
-                    part.SendFullUpdateToClient(remoteClient, m_rootPart.AttachedPos, clientFlags);
-                }
-                else
-                {
-                    part.SendFullUpdateToClient(remoteClient, AbsolutePosition, clientFlags);
-                }
-            }
-            else
-            {
-                part.SendFullUpdateToClient(remoteClient, clientFlags);
-            }
-        }
-
-        #endregion
-
         #region Copying
 
         /// <summary>
@@ -2108,6 +2085,8 @@ 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);
+            
             RootPart.AddFullUpdateToAvatar(presence);
 
             lockPartsForRead(true);
@@ -2126,14 +2105,12 @@ namespace OpenSim.Region.Framework.Scenes
         public void ScheduleTerseUpdateToAvatar(ScenePresence presence)
         {
             lockPartsForRead(true);
+
+            foreach (SceneObjectPart part in m_parts.Values)
             {
-                foreach (SceneObjectPart part in m_parts.Values)
-                {
-                    
-                    part.AddTerseUpdateToAvatar(presence);
-                    
-                }
+                part.AddTerseUpdateToAvatar(presence);
             }
+
             lockPartsForRead(false);
         }
 
@@ -2142,6 +2119,8 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         public void ScheduleGroupForFullUpdate()
         {
+//            m_log.DebugFormat("[SOG]: Scheduling full update for {0} {1}", Name, UUID);
+            
             checkAtTargets();
             RootPart.ScheduleFullUpdate();
 
@@ -2164,14 +2143,12 @@ namespace OpenSim.Region.Framework.Scenes
         public void ScheduleGroupForTerseUpdate()
         {
             lockPartsForRead(true);
+
+            foreach (SceneObjectPart part in m_parts.Values)
             {
-                foreach (SceneObjectPart part in m_parts.Values)
-                {
-                    
-                    part.ScheduleTerseUpdate();
-                    
-                }
+                part.ScheduleTerseUpdate();
             }
+
             lockPartsForRead(false);
         }
 
@@ -2179,9 +2156,11 @@ namespace OpenSim.Region.Framework.Scenes
         /// Immediately send a full update for this scene object.
         /// </summary>
         public void SendGroupFullUpdate()
-        {
+        {                       
             if (IsDeleted)
                 return;
+
+//            m_log.DebugFormat("[SOG]: Sending immediate full group update for {0} {1}", Name, UUID);            
             
             RootPart.SendFullUpdateToAllClients();
 
@@ -2201,7 +2180,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// <summary>
         /// Immediately send an update for this scene object's root prim only.
         /// This is for updates regarding the object as a whole, and none of its parts in particular.
-        /// Note: this may not be cused by opensim (it probably should) but it's used by
+        /// Note: this may not be used by opensim (it probably should) but it's used by
         /// external modules.
         /// </summary>
         public void SendGroupRootTerseUpdate()
@@ -2216,6 +2195,7 @@ namespace OpenSim.Region.Framework.Scenes
         {
             if (m_scene == null) // Need to check here as it's null during object creation
                 return;
+            
             m_scene.SceneGraph.AddToUpdateList(this);
         }
 
@@ -3718,7 +3698,10 @@ namespace OpenSim.Region.Framework.Scenes
                 HasGroupChanged = true;
             }
             lockPartsForRead(false);
-            ScheduleGroupForFullUpdate();
+
+            // Don't trigger the update here - otherwise some client issues occur when multiple updates are scheduled
+            // for the same object with very different properties.  The caller must schedule the update.
+            //ScheduleGroupForFullUpdate();
         }
 
         public void TriggerScriptChangedEvent(Changed val)
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index 57635f5..badf782 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -573,8 +573,8 @@ namespace OpenSim.Region.Framework.Scenes
         private List<SceneObjectPart> m_PlaySoundSlavePrims = new List<SceneObjectPart>();
         public List<SceneObjectPart> PlaySoundSlavePrims
         {
-            get { return m_LoopSoundSlavePrims; }
-            set { m_LoopSoundSlavePrims = value; }
+            get { return m_PlaySoundSlavePrims; }
+            set { m_PlaySoundSlavePrims = value; }
         }
 
         private SceneObjectPart m_LoopSoundMasterPrim = null;
@@ -2842,29 +2842,59 @@ namespace OpenSim.Region.Framework.Scenes
             }
         }
 
+//        /// <summary>
+//        ///
+//        /// </summary>
+//        /// <param name="remoteClient"></param>
+//        public void SendFullUpdate(IClientAPI remoteClient, uint clientFlags)
+//        {
+//            m_parentGroup.SendPartFullUpdate(remoteClient, this, clientFlags);
+//        }
+
+
         /// <summary>
-        ///
+        /// Send a full update to the client for the given part
         /// </summary>
         /// <param name="remoteClient"></param>
-        public void SendFullUpdate(IClientAPI remoteClient, uint clientFlags)
+        /// <param name="clientFlags"></param>
+        protected internal void SendFullUpdate(IClientAPI remoteClient, uint clientFlags)
         {
-            m_parentGroup.SendPartFullUpdate(remoteClient, this, clientFlags);
-        }
+//            m_log.DebugFormat(
+//                "[SOG]: Sendinging part full update to {0} for {1} {2}", remoteClient.Name, part.Name, part.LocalId);
+            
+            if (IsRoot)
+            {
+                if (IsAttachment)
+                {
+                    SendFullUpdateToClient(remoteClient, AttachedPos, clientFlags);
+                }
+                else
+                {
+                    SendFullUpdateToClient(remoteClient, AbsolutePosition, clientFlags);
+                }
+            }
+            else
+            {
+                SendFullUpdateToClient(remoteClient, clientFlags);
+            }
+        }        
 
         /// <summary>
-        ///
+        /// Send a full update for this part to all clients.
         /// </summary>
         public void SendFullUpdateToAllClients()
         {
             ScenePresence[] avatars = m_parentGroup.Scene.GetScenePresences();
             for (int i = 0; i < avatars.Length; i++)
             {
-                // Ugly reference :(
-                m_parentGroup.SendPartFullUpdate(avatars[i].ControllingClient, this,
-                                                 avatars[i].GenerateClientFlags(UUID));
+                SendFullUpdate(avatars[i].ControllingClient, avatars[i].GenerateClientFlags(UUID));
             }
         }
 
+        /// <summary>
+        /// Send a full update to all clients except the one nominated.
+        /// </summary>
+        /// <param name="agentID"></param>
         public void SendFullUpdateToAllClientsExcept(UUID agentID)
         {
             ScenePresence[] avatars = m_parentGroup.Scene.GetScenePresences();
@@ -2872,10 +2902,7 @@ namespace OpenSim.Region.Framework.Scenes
             {
                 // Ugly reference :(
                 if (avatars[i].UUID != agentID)
-                {
-                    m_parentGroup.SendPartFullUpdate(avatars[i].ControllingClient, this,
-                                                    avatars[i].GenerateClientFlags(UUID));
-                }
+                    SendFullUpdate(avatars[i].ControllingClient, avatars[i].GenerateClientFlags(UUID));
             }
         }
 
diff --git a/OpenSim/Region/Framework/Scenes/ScenePresence.cs b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
index 453523a..9dbe332 100644
--- a/OpenSim/Region/Framework/Scenes/ScenePresence.cs
+++ b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
@@ -875,40 +875,15 @@ namespace OpenSim.Region.Framework.Scenes
                 }

             }
 
-            if (pos.X < 0 || pos.Y < 0 || pos.Z < 0)
+            if (pos.X < 0f || pos.Y < 0f || pos.Z < 0f)
             {
-                Vector3 emergencyPos = new Vector3(((int)Constants.RegionSize * 0.5f), ((int)Constants.RegionSize * 0.5f), 128);
-                
-                if (pos.X < 0)
-                {
-                    emergencyPos.X = (int)Constants.RegionSize + pos.X;
-                    if (!(pos.Y < 0))
-                        emergencyPos.Y = pos.Y;
-                    if (!(pos.Z < 0))
-                        emergencyPos.X = pos.X;
-                }
-                if (pos.Y < 0)
-                {
-                    emergencyPos.Y = (int)Constants.RegionSize + pos.Y;
-                    if (!(pos.X < 0))
-                        emergencyPos.X = pos.X;
-                    if (!(pos.Z < 0))
-                        emergencyPos.Z = pos.Z;
-                }
-                if (pos.Z < 0)
-                {
-                    if (!(pos.X < 0))
-                        emergencyPos.X = pos.X;
-                    if (!(pos.Y < 0))
-                        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);
+                    "[SCENE PRESENCE]: MakeRootAgent() was given an illegal position of {0} for avatar {1}, {2}. Clamping",
+                    pos, Name, UUID);
 
-                pos = emergencyPos;
+                if (pos.X < 0f) pos.X = 0f;
+                if (pos.Y < 0f) pos.Y = 0f;
+                if (pos.Z < 0f) pos.Z = 0f;
             }
 
             float localAVHeight = 1.56f;
@@ -919,7 +894,7 @@ namespace OpenSim.Region.Framework.Scenes
 
             float posZLimit = 0;
 
-            if (pos.X <Constants.RegionSize && pos.Y < Constants.RegionSize)
+            if (pos.X < Constants.RegionSize && pos.Y < Constants.RegionSize)
                 posZLimit = (float)m_scene.Heightmap[(int)pos.X, (int)pos.Y];
             
             float newPosZ = posZLimit + localAVHeight / 2;
@@ -2881,7 +2856,12 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         protected void CheckForSignificantMovement()
         {
-            if (Util.GetDistanceTo(AbsolutePosition, posLastSignificantMove) > 0.5)
+            // Movement updates for agents in neighboring regions are sent directly to clients.
+            // This value only affects how often agent positions are sent to neighbor regions
+            // for things such as distance-based update prioritization
+            const float SIGNIFICANT_MOVEMENT = 2.0f;
+
+            if (Util.GetDistanceTo(AbsolutePosition, posLastSignificantMove) > SIGNIFICANT_MOVEMENT)
             {
                 posLastSignificantMove = AbsolutePosition;
                 m_scene.EventManager.TriggerSignificantClientMovement(m_controllingClient);
@@ -2897,13 +2877,13 @@ namespace OpenSim.Region.Framework.Scenes
                 cadu.AgentID = UUID.Guid;
                 cadu.alwaysrun = m_setAlwaysRun;
                 cadu.AVHeight = m_avHeight;
-                sLLVector3 tempCameraCenter = new sLLVector3(new Vector3(m_CameraCenter.X, m_CameraCenter.Y, m_CameraCenter.Z));
+                Vector3 tempCameraCenter = m_CameraCenter;
                 cadu.cameraPosition = tempCameraCenter;
                 cadu.drawdistance = m_DrawDistance;
                 if (m_scene.Permissions.IsGod(new UUID(cadu.AgentID)))
                     cadu.godlevel = m_godlevel;
                 cadu.GroupAccess = 0;
-                cadu.Position = new sLLVector3(AbsolutePosition);
+                cadu.Position = AbsolutePosition;
                 cadu.regionHandle = m_rootRegionHandle;
                 float multiplier = 1;
                 int innacurateNeighbors = m_scene.GetInaccurateNeighborCount();
@@ -2918,7 +2898,7 @@ namespace OpenSim.Region.Framework.Scenes
 
                 //m_log.Info("[NeighborThrottle]: " + m_scene.GetInaccurateNeighborCount().ToString() + " - m: " + multiplier.ToString());
                 cadu.throttles = ControllingClient.GetThrottlesPacked(multiplier);
-                cadu.Velocity = new sLLVector3(Velocity);
+                cadu.Velocity = Velocity;
 
                 AgentPosition agentpos = new AgentPosition();
                 agentpos.CopyFrom(cadu);
diff --git a/OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs b/OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs
index e87b1f4..1ea52c5 100644
--- a/OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs
@@ -416,7 +416,6 @@ namespace OpenSim.Region.ScriptEngine.Shared
 
             public list(params object[] args)
             {
-                m_data = new object[args.Length];
                 m_data = args;
             }
 
diff --git a/OpenSim/Services/AuthenticationService/PasswordAuthenticationService.cs b/OpenSim/Services/AuthenticationService/PasswordAuthenticationService.cs
index 021dcf3..2fc9248 100644
--- a/OpenSim/Services/AuthenticationService/PasswordAuthenticationService.cs
+++ b/OpenSim/Services/AuthenticationService/PasswordAuthenticationService.cs
@@ -47,9 +47,9 @@ namespace OpenSim.Services.AuthenticationService
     public class PasswordAuthenticationService :
             AuthenticationServiceBase, IAuthenticationService
     {
-        //private static readonly ILog m_log =
-        //        LogManager.GetLogger(
-        //        MethodBase.GetCurrentMethod().DeclaringType);
+        private static readonly ILog m_log =
+                LogManager.GetLogger(
+                MethodBase.GetCurrentMethod().DeclaringType);
  
         public PasswordAuthenticationService(IConfigSource config) :
                 base(config)
@@ -59,23 +59,27 @@ namespace OpenSim.Services.AuthenticationService
         public string Authenticate(UUID principalID, string password, int lifetime)
         {
             AuthenticationData data = m_Database.Get(principalID);
-            
-            if (!data.Data.ContainsKey("passwordHash") ||
-                !data.Data.ContainsKey("passwordSalt"))
+
+            if (data != null && data.Data != null)
             {
-                return String.Empty;
-            }
+                if (!data.Data.ContainsKey("passwordHash") ||
+                    !data.Data.ContainsKey("passwordSalt"))
+                {
+                    return String.Empty;
+                }
 
-            string hashed = Util.Md5Hash(password + ":" +
-                    data.Data["passwordSalt"].ToString());
+                string hashed = Util.Md5Hash(password + ":" +
+                        data.Data["passwordSalt"].ToString());
 
-            //m_log.DebugFormat("[PASS AUTH]: got {0}; hashed = {1}; stored = {2}", password, hashed, data.Data["passwordHash"].ToString());
+                //m_log.DebugFormat("[PASS AUTH]: got {0}; hashed = {1}; stored = {2}", password, hashed, data.Data["passwordHash"].ToString());
 
-            if (data.Data["passwordHash"].ToString() == hashed)
-            {
-                return GetToken(principalID, lifetime);
+                if (data.Data["passwordHash"].ToString() == hashed)
+                {
+                    return GetToken(principalID, lifetime);
+                }
             }
 
+            m_log.DebugFormat("[AUTH SERVICE]: PrincipalID {0} or its data not found", principalID);
             return String.Empty;
         }
     }
diff --git a/OpenSim/Services/Base/ServiceBase.cs b/OpenSim/Services/Base/ServiceBase.cs
index 8e24d85..91d5c56 100644
--- a/OpenSim/Services/Base/ServiceBase.cs
+++ b/OpenSim/Services/Base/ServiceBase.cs
@@ -26,7 +26,9 @@
  */
 
 using System;
+using System.Collections.Generic;
 using System.Reflection;
+using log4net;
 using Nini.Config;
 using OpenSim.Services.Interfaces;
 
@@ -34,6 +36,8 @@ namespace OpenSim.Services.Base
 {
     public class ServiceBase
     {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        
         public T LoadPlugin<T>(string dllName) where T:class
         {
             return LoadPlugin<T>(dllName, new Object[0]);
@@ -61,8 +65,12 @@ namespace OpenSim.Services.Base
             {
                 Assembly pluginAssembly = Assembly.LoadFrom(dllName);
 
+//                m_log.DebugFormat("[SERVICE BASE]: Found assembly {0}", dllName);
+
                 foreach (Type pluginType in pluginAssembly.GetTypes())
                 {
+//                    m_log.DebugFormat("[SERVICE BASE]: Found type {0}", pluginType);
+
                     if (pluginType.IsPublic)
                     {                        
                         if (className != String.Empty &&
@@ -86,7 +94,15 @@ namespace OpenSim.Services.Base
             }
             catch (Exception e)
             {
-                Console.WriteLine("XXX Exception " + e.StackTrace);
+                List<string> strArgs = new List<string>();
+                foreach (Object arg in args)
+                    strArgs.Add(arg.ToString());
+                
+                m_log.Error(
+                    string.Format(
+                        "[SERVICE BASE]: Failed to load plugin {0} from {1} with args {2}", 
+                        interfaceName, dllName, string.Join(", ", strArgs.ToArray())), e);
+                
                 return null;
             }
         }
@@ -95,4 +111,4 @@ namespace OpenSim.Services.Base
         {
         }
     }
-}
+}
\ No newline at end of file
diff --git a/OpenSim/Services/Friends/FriendsServiceBase.cs b/OpenSim/Services/Friends/FriendsServiceBase.cs
index 9858972..6ab0bff 100644
--- a/OpenSim/Services/Friends/FriendsServiceBase.cs
+++ b/OpenSim/Services/Friends/FriendsServiceBase.cs
@@ -27,13 +27,12 @@
 
 using System;
 using System.Reflection;
+using log4net;
 using Nini.Config;
 using OpenSim.Framework;
 using OpenSim.Data;
 using OpenSim.Services.Interfaces;
 using OpenSim.Services.Base;
-using Nini.Config;
-using log4net;
 
 namespace OpenSim.Services.Friends
 {
@@ -80,7 +79,11 @@ namespace OpenSim.Services.Friends
 
             m_Database = LoadPlugin<IFriendsData>(dllName, new Object[] { connString, realm });
             if (m_Database == null)
-                throw new Exception("Could not find a storage interface in the given module");
+            {
+                throw new Exception(
+                    string.Format(
+                        "Could not find a storage interface {0} in the given StorageProvider {1}", "IFriendsData", dllName));
+            }
         }
     }
 }
diff --git a/OpenSim/Services/LLLoginService/LLLoginService.cs b/OpenSim/Services/LLLoginService/LLLoginService.cs
index 1d734eb..ee93f73 100644
--- a/OpenSim/Services/LLLoginService/LLLoginService.cs
+++ b/OpenSim/Services/LLLoginService/LLLoginService.cs
@@ -247,6 +247,7 @@ namespace OpenSim.Services.LLLoginService
                 LLLoginResponse response = new LLLoginResponse(account, aCircuit, presence, destination, inventorySkel, friendsList, m_LibraryService,
                     where, startLocation, position, lookAt, m_WelcomeMessage, home, clientIP);
 
+                m_log.DebugFormat("[LLOGIN SERVICE]: All clear. Sending login response to client.");
                 return response;
             }
             catch (Exception e)
diff --git a/OpenSim/Services/UserAccountService/UserAccountService.cs b/OpenSim/Services/UserAccountService/UserAccountService.cs
index e498bd5..ca6e44a 100644
--- a/OpenSim/Services/UserAccountService/UserAccountService.cs
+++ b/OpenSim/Services/UserAccountService/UserAccountService.cs
@@ -280,6 +280,15 @@ namespace OpenSim.Services.UserAccountService
             if (null == account)
             {
                 account = new UserAccount(UUID.Zero, firstName, lastName, email);
+                if (account.ServiceURLs == null)
+                {
+                    account.ServiceURLs = new Dictionary<string, object>();
+                    account.ServiceURLs["HomeURI"] = string.Empty;
+                    account.ServiceURLs["GatekeeperURI"] = string.Empty;
+                    account.ServiceURLs["InventoryServerURI"] = string.Empty;
+                    account.ServiceURLs["AssetServerURI"] = string.Empty;
+                }
+
                 if (StoreUserAccount(account))
                 {
                     bool success = false;
diff --git a/bin/config-include/Standalone.ini b/bin/config-include/Standalone.ini
index bf693a1..3011370 100644
--- a/bin/config-include/Standalone.ini
+++ b/bin/config-include/Standalone.ini
@@ -24,10 +24,11 @@
 
 [InventoryService]
     LocalServiceModule = "OpenSim.Services.InventoryService.dll:InventoryService"
+
 [LibraryService]
-        LocalServiceModule = "OpenSim.Services.InventoryService.dll:LibraryService"
-        LibraryName = "OpenSim Library"
-        DefaultLibrary = "./inventory/Libraries.xml"
+        LocalServiceModule = "OpenSim.Services.InventoryService.dll:LibraryService"
+          LibraryName = "OpenSim Library"
+          DefaultLibrary = "./inventory/Libraries.xml"
 
 [AvatarService]
     LocalServiceModule    = "OpenSim.Services.AvatarService.dll:AvatarService"
@@ -52,6 +53,7 @@
 [UserAccountService]
     LocalServiceModule = "OpenSim.Services.UserAccountService.dll:UserAccountService"
     ConnectionString = "URI=file:userprofiles.db,version=3"
+
     ;; These are for creating new accounts
     AuthenticationService = "OpenSim.Services.AuthenticationService.dll:PasswordAuthenticationService"
     PresenceService = "OpenSim.Services.PresenceService.dll:PresenceService"
diff --git a/prebuild.xml b/prebuild.xml
index cdf1169..dab3512 100644
--- a/prebuild.xml
+++ b/prebuild.xml
@@ -157,6 +157,7 @@
       <Reference name="System.Xml"/>
       <Reference name="System.Data"/>
       <Reference name="System.Drawing"/>
+      <Reference name="System.Web"/>
       <Reference name="BclExtras.dll"/>
       <Reference name="OpenMetaverseTypes.dll"/>
       <Reference name="OpenMetaverse.dll"/>
@@ -1569,42 +1570,6 @@
       </Files>
     </Project>
 
-    <Project frameworkVersion="v3_5" name="OpenSim.Region.Communications.Hypergrid" path="OpenSim/Region/Communications/Hypergrid" type="Library">
-      <Configuration name="Debug">
-        <Options>
-          <OutputPath>../../../../bin/</OutputPath>
-        </Options>
-      </Configuration>
-      <Configuration name="Release">
-        <Options>
-          <OutputPath>../../../../bin/</OutputPath>
-        </Options>
-      </Configuration>
-
-      <ReferencePath>../../../../bin/</ReferencePath>
-      <Reference name="System"/>
-      <Reference name="System.Drawing"/>
-      <Reference name="System.Xml"/>
-      <Reference name="OpenSim.Data"/>
-      <Reference name="OpenSim.Framework"/>
-      <Reference name="OpenSim.Framework.Communications" />
-      <Reference name="OpenSim.Framework.Servers"/>
-      <Reference name="OpenSim.Framework.Servers.HttpServer"/>
-      <Reference name="OpenSim.Framework.Statistics"/>
-      <Reference name="OpenSim.Region.Communications.Local"/>
-      <Reference name="OpenSim.Region.Communications.OGS1"/>
-      <Reference name="OpenSim.Region.Framework"/>
-      <Reference name="OpenSim.Services.Interfaces"/>
-      <Reference name="OpenMetaverse.dll"/>
-      <Reference name="OpenMetaverseTypes.dll"/>
-      <Reference name="XMLRPC.dll"/>
-      <Reference name="log4net.dll"/>
-
-      <Files>
-        <Match pattern="*.cs" recurse="true"/>
-      </Files>
-    </Project>
-
     <Project frameworkVersion="v3_5" name="OpenSim.Region.ClientStack" path="OpenSim/Region/ClientStack" type="Library">
       <Configuration name="Debug">
         <Options>
@@ -1629,7 +1594,6 @@
       <Reference name="OpenSim.Framework.Console"/>
       <Reference name="OpenSim.Framework.Communications"/>
       <Reference name="OpenSim.Framework.Statistics"/>
-      <Reference name="OpenSim.Region.Communications.Local"/>
       <Reference name="OpenSim.Region.Physics.Manager"/>
       <Reference name="OpenSim.Region.CoreModules"/>
       <Reference name="XMLRPC.dll"/>
@@ -1669,7 +1633,6 @@
       <Reference name="OpenSim.Framework.Communications"/>
       <Reference name="OpenSim.Framework.Statistics"/>
       <Reference name="OpenSim.Region.ClientStack"/>
-      <Reference name="OpenSim.Region.Communications.Local"/>
       <Reference name="OpenSim.Region.Physics.Manager"/>
       <Reference name="OpenSim.Services.Interfaces"/>
       <Reference name="BclExtras.dll"/>
@@ -1743,10 +1706,7 @@
       <Reference name="OpenSim.Region.CoreModules"/>
       <Reference name="OpenSim.Region.ClientStack"/>
       <Reference name="OpenSim.Framework.Communications"/>
-      <Reference name="OpenSim.Region.Communications.OGS1"/>
       <Reference name="XMLRPC.dll"/>
-      <Reference name="OpenSim.Region.Communications.Local"/>
-      <Reference name="OpenSim.Region.Communications.Hypergrid"/>
       <Reference name="Nini.dll" />
       <Reference name="log4net.dll"/>
 
@@ -2815,7 +2775,6 @@
       <Reference name="OpenSim.Data"/>
       <Reference name="OpenSim.Services.Interfaces"/>
       <Reference name="OpenSim.Server.Base"/>
-      <Reference name="OpenSim.Region.Communications.Local"/>
       <Reference name="OpenSim.Region.Framework"/>
       <Reference name="OpenSim.Region.CoreModules"/>
       <Reference name="OpenSim.Region.Physics.Manager"/>
@@ -3049,7 +3008,6 @@
       <Reference name="OpenSim.Framework.Servers"/>
       <Reference name="OpenSim.Framework.Servers.HttpServer"/>
       <Reference name="OpenSim.Framework.Statistics"/>
-      <Reference name="OpenSim.Region.Communications.Local"/>
       <Reference name="OpenSim.Region.Framework"/>
       <Reference name="OpenSim.Region.CoreModules"/>
       <Reference name="OpenSim.Region.Physics.Manager"/>
@@ -3113,7 +3071,6 @@
       <Reference name="OpenSim.Framework.Servers"/>
       <Reference name="OpenSim.Framework.Statistics"/>
       <Reference name="OpenSim.Framework.Servers.HttpServer"/>
-      <Reference name="OpenSim.Region.Communications.Local"/>
       <Reference name="OpenSim.Region.Framework"/>
       <Reference name="OpenSim.Region.CoreModules"/>
       <Reference name="OpenSim.Region.Physics.Manager"/>