diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index 5c6d382a0a..7e57603808 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -6889,10 +6889,15 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             if (cut.y > 1f)
             {
                 cut.y = 1f;
-            }
-            if (cut.y - cut.x < 0.05f)
-            {
-                cut.x = cut.y - 0.05f;
+            }
+            if (cut.y - cut.x < 0.05f)
+            {
+                cut.x = cut.y - 0.05f;
+                if (cut.x < 0.0f)
+                {
+                    cut.x = 0.0f;
+                    cut.y = 0.05f;
+                }
             }
             shapeBlock.ProfileBegin = (ushort)(50000 * cut.x);
             shapeBlock.ProfileEnd = (ushort)(50000 * (1 - cut.y));
@@ -7097,9 +7102,14 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             {
                 profilecut.y = 1f;
             }
-            if (profilecut.y - cut.x < 0.05f)
+            if (profilecut.y - profilecut.x < 0.05f)
             {
-                profilecut.x = cut.y - 0.05f;
+                profilecut.x = profilecut.y - 0.05f;
+                if (profilecut.x < 0.0f)
+                {
+                    profilecut.x = 0.0f;
+                    profilecut.y = 0.05f;
+                }
             }
             shapeBlock.ProfileBegin = (ushort)(50000 * profilecut.x);
             shapeBlock.ProfileEnd = (ushort)(50000 * (1 - profilecut.y));
diff --git a/OpenSim/Services/Connectors/SimianGrid/SimianAuthenticationServiceConnector.cs b/OpenSim/Services/Connectors/SimianGrid/SimianAuthenticationServiceConnector.cs
index 3c784f25ea..7a96a05dea 100644
--- a/OpenSim/Services/Connectors/SimianGrid/SimianAuthenticationServiceConnector.cs
+++ b/OpenSim/Services/Connectors/SimianGrid/SimianAuthenticationServiceConnector.cs
@@ -198,6 +198,8 @@ namespace OpenSim.Services.Connectors.SimianGrid
                 if (!String.IsNullOrEmpty(identifier))
                 {
                     // Add/update the md5hash identity
+                    // TODO: Support salts when AddIdentity does
+                    // TODO: Create an a1hash too for WebDAV logins
                     requestArgs = new NameValueCollection
                     {
                         { "RequestMethod", "AddIdentity" },
diff --git a/OpenSim/Services/Connectors/SimianGrid/SimianGridServiceConnector.cs b/OpenSim/Services/Connectors/SimianGrid/SimianGridServiceConnector.cs
index 6a61da665c..496eb2c355 100644
--- a/OpenSim/Services/Connectors/SimianGrid/SimianGridServiceConnector.cs
+++ b/OpenSim/Services/Connectors/SimianGrid/SimianGridServiceConnector.cs
@@ -59,18 +59,35 @@ namespace OpenSim.Services.Connectors.SimianGrid
                 MethodBase.GetCurrentMethod().DeclaringType);
 
         private string m_serverUrl = String.Empty;
+        private Dictionary<UUID, Scene> m_scenes = new Dictionary<UUID, Scene>();
 
         #region ISharedRegionModule
 
         public Type ReplaceableInterface { get { return null; } }
-        public void RegionLoaded(Scene scene) { if (!String.IsNullOrEmpty(m_serverUrl)) { UploadMapTile(scene); } }
+        public void RegionLoaded(Scene scene) { }
         public void PostInitialise() { }
         public void Close() { }
 
         public SimianGridServiceConnector() { }
         public string Name { get { return "SimianGridServiceConnector"; } }
-        public void AddRegion(Scene scene) { if (!String.IsNullOrEmpty(m_serverUrl)) { scene.RegisterModuleInterface<IGridService>(this); } }
-        public void RemoveRegion(Scene scene) { if (!String.IsNullOrEmpty(m_serverUrl)) { scene.UnregisterModuleInterface<IGridService>(this); } }
+        public void AddRegion(Scene scene)
+        {
+            // Every shared region module has to maintain an indepedent list of
+            // currently running regions
+            lock (m_scenes)
+                m_scenes[scene.RegionInfo.RegionID] = scene;
+
+            if (!String.IsNullOrEmpty(m_serverUrl))
+                scene.RegisterModuleInterface<IGridService>(this);
+        }
+        public void RemoveRegion(Scene scene)
+        {
+            lock (m_scenes)
+                m_scenes.Remove(scene.RegionInfo.RegionID);
+
+            if (!String.IsNullOrEmpty(m_serverUrl))
+                scene.UnregisterModuleInterface<IGridService>(this);
+        }
 
         #endregion ISharedRegionModule
 
@@ -107,6 +124,13 @@ namespace OpenSim.Services.Connectors.SimianGrid
         {
             IPEndPoint ext = regionInfo.ExternalEndPoint;
             if (ext == null) return "Region registration for " + regionInfo.RegionName + " failed: Could not resolve EndPoint";
+            // Generate and upload our map tile in PNG format to the SimianGrid AddMapTile service
+            Scene scene;
+            if (m_scenes.TryGetValue(regionInfo.RegionID, out scene))
+                UploadMapTile(scene);
+            else
+                m_log.Warn("Registering region " + regionInfo.RegionName + " (" + regionInfo.RegionID + ") that we are not tracking");
+
             Vector3d minPosition = new Vector3d(regionInfo.RegionLocX, regionInfo.RegionLocY, 0.0);
             Vector3d maxPosition = minPosition + new Vector3d(Constants.RegionSize, Constants.RegionSize, 4096.0);
 
@@ -432,7 +456,7 @@ namespace OpenSim.Services.Connectors.SimianGrid
             if (!String.IsNullOrEmpty(errorMessage))
             {
                 m_log.WarnFormat("[SIMIAN GRID CONNECTOR]: Failed to store {0} byte PNG map tile for {1}: {2}",
-                    pngData.Length, scene.RegionInfo.RegionName, errorMessage);
+                    pngData.Length, scene.RegionInfo.RegionName, errorMessage.Replace('\n', ' '));
             }
         }