diff --git a/OpenSim/Framework/Communications/IInventoryServices.cs b/OpenSim/Framework/Communications/IInventoryServices.cs
index 96bb7b3b2e..191cdf2e5f 100644
--- a/OpenSim/Framework/Communications/IInventoryServices.cs
+++ b/OpenSim/Framework/Communications/IInventoryServices.cs
@@ -51,4 +51,4 @@ namespace OpenSim.Framework.Communications
         /// <returns></returns>
         List<InventoryFolderBase> RequestFirstLevelFolders(LLUUID userID);
     }
-}
\ No newline at end of file
+}
diff --git a/OpenSim/Framework/Communications/InventoryServiceBase.cs b/OpenSim/Framework/Communications/InventoryServiceBase.cs
index e86eaac5e5..1f641878f5 100644
--- a/OpenSim/Framework/Communications/InventoryServiceBase.cs
+++ b/OpenSim/Framework/Communications/InventoryServiceBase.cs
@@ -74,14 +74,20 @@ namespace OpenSim.Framework.Communications
                 }
             }
         }
-
+                    
+        public List<InventoryFolderBase> RequestFirstLevelFolders(Guid rawUserID)
+        {
+            LLUUID userID = new LLUUID(rawUserID);
+            return RequestFirstLevelFolders(userID);
+        }
+        
         /// <summary>
         /// Returns the root folder plus any folders in root (so down one level in the Inventory folders tree)
         /// </summary>
         /// <param name="userID"></param>
         /// <returns></returns>
         public List<InventoryFolderBase> RequestFirstLevelFolders(LLUUID userID)
-        {
+        {            
             List<InventoryFolderBase> inventoryList = new List<InventoryFolderBase>();            
             InventoryFolderBase rootFolder = null;
             
diff --git a/OpenSim/Grid/InventoryServer/GridInventoryService.cs b/OpenSim/Grid/InventoryServer/GridInventoryService.cs
index 797de91111..c6d33020e5 100644
--- a/OpenSim/Grid/InventoryServer/GridInventoryService.cs
+++ b/OpenSim/Grid/InventoryServer/GridInventoryService.cs
@@ -72,8 +72,10 @@ namespace OpenSim.Grid.InventoryServer
             }
         }
 
-        public InventoryCollection GetUserInventory(LLUUID userID)
+        public InventoryCollection GetUserInventory(Guid rawUserID)
         {
+            LLUUID userID = new LLUUID(rawUserID);
+            
             InventoryCollection invCollection = new InventoryCollection();
             List<InventoryFolderBase> folders;
             List<InventoryItemBase> allItems;
@@ -86,10 +88,12 @@ namespace OpenSim.Grid.InventoryServer
             return invCollection;
         }
 
-        public bool CreateUsersInventory(LLUUID user)
+        public bool CreateUsersInventory(Guid rawUserID)
         {
-            Console.WriteLine("Creating New Set of Inventory Folders for " + user.ToStringHyphenated());
-            CreateNewUserInventory(user);
+            LLUUID userID = new LLUUID(rawUserID);
+            
+            Console.WriteLine("Creating New Set of Inventory Folders for " + userID.ToStringHyphenated());
+            CreateNewUserInventory(userID);
             return true;
         }
         
diff --git a/OpenSim/Grid/InventoryServer/Main.cs b/OpenSim/Grid/InventoryServer/Main.cs
index 611e0c763b..58b63f4262 100644
--- a/OpenSim/Grid/InventoryServer/Main.cs
+++ b/OpenSim/Grid/InventoryServer/Main.cs
@@ -78,10 +78,10 @@ namespace OpenSim.Grid.InventoryServer
             MainLog.Instance.Notice(LogName, "Starting HTTP server ...");
             BaseHttpServer httpServer = new BaseHttpServer(m_config.HttpPort);
             httpServer.AddStreamHandler(
-                new RestDeserialisehandler<LLUUID, InventoryCollection>("POST", "/GetInventory/",
+                new RestDeserialisehandler<Guid, InventoryCollection>("POST", "/GetInventory/",
                                                                                   m_inventoryService.GetUserInventory));
             httpServer.AddStreamHandler(
-                new RestDeserialisehandler<LLUUID, bool>("POST", "/CreateInventory/",
+                new RestDeserialisehandler<Guid, bool>("POST", "/CreateInventory/",
                                                                                   m_inventoryService.CreateUsersInventory));
             httpServer.AddStreamHandler(
                 new RestDeserialisehandler<InventoryFolderBase, bool>("POST", "/NewFolder/",
@@ -95,7 +95,7 @@ namespace OpenSim.Grid.InventoryServer
                                                                                   m_inventoryService.DeleteInvItem));
 
             httpServer.AddStreamHandler(
-                new RestDeserialisehandler<LLUUID, List<InventoryFolderBase>>("POST", "/RootFolders/",
+                new RestDeserialisehandler<Guid, List<InventoryFolderBase>>("POST", "/RootFolders/",
                                                                                   m_inventoryService.RequestFirstLevelFolders));
 
           //  httpServer.AddStreamHandler(new InventoryManager.GetInventory(m_inventoryManager));
@@ -120,7 +120,7 @@ namespace OpenSim.Grid.InventoryServer
             {
                 case "quit":
                 case "add-user":
-                    m_inventoryService.CreateUsersInventory(LLUUID.Random());
+                    m_inventoryService.CreateUsersInventory(LLUUID.Random().UUID);
                     break;
                 case "shutdown":
                     m_console.Close();
diff --git a/OpenSim/Grid/UserServer/Main.cs b/OpenSim/Grid/UserServer/Main.cs
index 90fcac38f8..4806e529d5 100644
--- a/OpenSim/Grid/UserServer/Main.cs
+++ b/OpenSim/Grid/UserServer/Main.cs
@@ -129,7 +129,7 @@ namespace OpenSim.Grid.UserServer
                     tempMD5Passwd = Util.Md5Hash(Util.Md5Hash(tempMD5Passwd) + ":" + "");
 
                     LLUUID userID = m_userManager.AddUserProfile(tempfirstname, templastname, tempMD5Passwd, regX, regY);
-                    RestObjectPoster.BeginPostObject<LLUUID>(m_userManager._config.InventoryUrl + "CreateInventory/", userID);
+                    RestObjectPoster.BeginPostObject<Guid>(m_userManager._config.InventoryUrl + "CreateInventory/", userID.UUID);
                     m_lastCreatedUser = userID;
                     break;
             }
diff --git a/OpenSim/Grid/UserServer/UserLoginService.cs b/OpenSim/Grid/UserServer/UserLoginService.cs
index fa5eac5ed7..02db6d06a3 100644
--- a/OpenSim/Grid/UserServer/UserLoginService.cs
+++ b/OpenSim/Grid/UserServer/UserLoginService.cs
@@ -198,8 +198,8 @@ namespace OpenSim.Grid.UserServer
         protected override InventoryData CreateInventoryData(LLUUID userID)
         {
             List<InventoryFolderBase> folders 
-                = SynchronousRestObjectPoster.BeginPostObject<LLUUID, List<InventoryFolderBase>>(
-                    "POST", m_config.InventoryUrl + "RootFolders/", userID);
+                = SynchronousRestObjectPoster.BeginPostObject<Guid, List<InventoryFolderBase>>(
+                    "POST", m_config.InventoryUrl + "RootFolders/", userID.UUID);
             
             // In theory, the user will only ever be missing a root folder in situations where a grid
             // which didn't previously run a grid wide inventory server is being transitioned to one 
@@ -211,15 +211,15 @@ namespace OpenSim.Grid.UserServer
                     "A root inventory folder for user ID " + userID + " was not found.  A new set"
                     + " of empty inventory folders is being created.");
                     
-                RestObjectPoster.BeginPostObject<LLUUID>(
-                    m_config.InventoryUrl + "CreateInventory/", userID);
+                RestObjectPoster.BeginPostObject<Guid>(
+                    m_config.InventoryUrl + "CreateInventory/", userID.UUID);
                 
                 // A big delay should be okay here since the recreation of the user's root folders should
                 // only ever happen once.  We need to sleep to let the inventory server do its work - 
                 // previously 1000ms has been found to be too short.
                 Thread.Sleep(10000);
-                folders = SynchronousRestObjectPoster.BeginPostObject<LLUUID, List<InventoryFolderBase>>(
-                    "POST", m_config.InventoryUrl + "RootFolders/", userID);                                         
+                folders = SynchronousRestObjectPoster.BeginPostObject<Guid, List<InventoryFolderBase>>(
+                    "POST", m_config.InventoryUrl + "RootFolders/", userID.UUID);                                         
             }
 
             if (folders.Count > 0)
diff --git a/OpenSim/Region/Communications/OGS1/OGS1InventoryService.cs b/OpenSim/Region/Communications/OGS1/OGS1InventoryService.cs
index 6edb149fa6..5342127f41 100644
--- a/OpenSim/Region/Communications/OGS1/OGS1InventoryService.cs
+++ b/OpenSim/Region/Communications/OGS1/OGS1InventoryService.cs
@@ -65,8 +65,8 @@ namespace OpenSim.Region.Communications.OGS1
             {
             RestObjectPosterResponse<InventoryCollection> requester = new RestObjectPosterResponse<InventoryCollection>();
             requester.ResponseCallback = InventoryResponse;
-            // THIS SHOULD BE A Guid, NOT A LLUUID!   No longer Serializable!  This will fail EVERY TIME.
-            requester.BeginPostObject<LLUUID>(_inventoryServerUrl + "/GetInventory/", userID);
+            
+            requester.BeginPostObject<Guid>(_inventoryServerUrl + "/GetInventory/", userID.UUID);
             }
             catch (Exception)
             {
@@ -169,4 +169,4 @@ namespace OpenSim.Region.Communications.OGS1
             }
         }
     }
-}
\ No newline at end of file
+}