diff --git a/OpenSim/Data/Null/NullAuthenticationData.cs b/OpenSim/Data/Null/NullAuthenticationData.cs
index 3fb3105ec5..620deb9786 100644
--- a/OpenSim/Data/Null/NullAuthenticationData.cs
+++ b/OpenSim/Data/Null/NullAuthenticationData.cs
@@ -76,6 +76,5 @@ namespace OpenSim.Data.Null
 
             return false;
         }
-
     }
-}
+}
\ No newline at end of file
diff --git a/OpenSim/Data/Null/NullUserAccountData.cs b/OpenSim/Data/Null/NullUserAccountData.cs
index 9eb94e643c..ede23fb8fe 100644
--- a/OpenSim/Data/Null/NullUserAccountData.cs
+++ b/OpenSim/Data/Null/NullUserAccountData.cs
@@ -88,7 +88,7 @@ namespace OpenSim.Data.Null
 
             m_DataByUUID[data.PrincipalID] = data;
             m_DataByName[data.FirstName + " " + data.LastName] = data;
-            if (data.Data.ContainsKey("Email") && data.Data["Email"] != string.Empty)
+            if (data.Data.ContainsKey("Email") && data.Data["Email"] != null && data.Data["Email"] != string.Empty)
                 m_DataByEmail[data.Data["Email"]] = data;
 
             return true;
diff --git a/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/InventoryArchiverModule.cs b/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/InventoryArchiverModule.cs
index 307db974b8..ab5f485660 100644
--- a/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/InventoryArchiverModule.cs
+++ b/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/InventoryArchiverModule.cs
@@ -390,7 +390,9 @@ namespace OpenSim.Region.CoreModules.Avatar.Inventory.Archiver
         /// <returns></returns>
         protected UserAccount GetUserInfo(string firstName, string lastName, string pass)
         {
-            UserAccount account = m_aScene.UserAccountService.GetUserAccount(m_aScene.RegionInfo.ScopeID, firstName, lastName);
+            UserAccount account 
+                = m_aScene.UserAccountService.GetUserAccount(m_aScene.RegionInfo.ScopeID, firstName, lastName);
+            
             if (null == account)
             {
                 m_log.ErrorFormat(
diff --git a/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/Tests/InventoryArchiverTests.cs b/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/Tests/InventoryArchiverTests.cs
index c81f295d8c..a3b3e2d625 100644
--- a/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/Tests/InventoryArchiverTests.cs
+++ b/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/Tests/InventoryArchiverTests.cs
@@ -76,7 +76,7 @@ namespace OpenSim.Region.CoreModules.Avatar.Inventory.Archiver.Tests
         // Commenting for now! The mock inventory service needs more beef, at least for
         // GetFolderForType
         // REFACTORING PROBLEM. This needs to be rewritten.
-        //[Test]
+        [Test]
         public void TestSaveIarV0_1()
         {
             TestHelper.InMethod();
@@ -84,7 +84,7 @@ namespace OpenSim.Region.CoreModules.Avatar.Inventory.Archiver.Tests
 
             InventoryArchiverModule archiverModule = new InventoryArchiverModule(true);
 
-            Scene scene = SceneSetupHelpers.SetupScene("Inventory");
+            Scene scene = SceneSetupHelpers.SetupScene("Inventory, useraccounts");
             SceneSetupHelpers.SetupSceneModules(scene, archiverModule);
 
             // Create user
diff --git a/OpenSim/Services/AuthenticationService/AuthenticationServiceBase.cs b/OpenSim/Services/AuthenticationService/AuthenticationServiceBase.cs
index 9af61a922a..edc1097818 100644
--- a/OpenSim/Services/AuthenticationService/AuthenticationServiceBase.cs
+++ b/OpenSim/Services/AuthenticationService/AuthenticationServiceBase.cs
@@ -88,7 +88,7 @@ namespace OpenSim.Services.AuthenticationService
             m_Database = LoadPlugin<IAuthenticationData>(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 in module {0}", dllName));
         }
 
         public bool Verify(UUID principalID, string token, int lifetime)
diff --git a/OpenSim/Services/AuthenticationService/PasswordAuthenticationService.cs b/OpenSim/Services/AuthenticationService/PasswordAuthenticationService.cs
index 2fc92487d6..17619ff14f 100644
--- a/OpenSim/Services/AuthenticationService/PasswordAuthenticationService.cs
+++ b/OpenSim/Services/AuthenticationService/PasswordAuthenticationService.cs
@@ -71,7 +71,7 @@ namespace OpenSim.Services.AuthenticationService
                 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)
                 {
diff --git a/OpenSim/Services/UserAccountService/UserAccountService.cs b/OpenSim/Services/UserAccountService/UserAccountService.cs
index eb588f0145..063251a58c 100644
--- a/OpenSim/Services/UserAccountService/UserAccountService.cs
+++ b/OpenSim/Services/UserAccountService/UserAccountService.cs
@@ -97,6 +97,10 @@ namespace OpenSim.Services.UserAccountService
         public UserAccount GetUserAccount(UUID scopeID, string firstName,
                 string lastName)
         {
+//			m_log.DebugFormat(
+//			    "[USER ACCOUNT SERVICE]: Retrieving account by username for {0} {1}, scope {2}", 
+//			    firstName, lastName, scopeID);
+			
             UserAccountData[] d;
 
             if (scopeID != UUID.Zero)
@@ -231,6 +235,10 @@ namespace OpenSim.Services.UserAccountService
 
         public bool StoreUserAccount(UserAccount data)
         {
+//			m_log.DebugFormat(
+//			    "[USER ACCOUNT SERVICE]: Storing user account for {0} {1} {2}, scope {3}", 
+//			    data.FirstName, data.LastName, data.PrincipalID, data.ScopeID);
+			
             UserAccountData d = new UserAccountData();
 
             d.FirstName = data.FirstName;
diff --git a/OpenSim/Tests/Common/Setup/SceneSetupHelpers.cs b/OpenSim/Tests/Common/Setup/SceneSetupHelpers.cs
index 2756324a43..27d1a691d8 100644
--- a/OpenSim/Tests/Common/Setup/SceneSetupHelpers.cs
+++ b/OpenSim/Tests/Common/Setup/SceneSetupHelpers.cs
@@ -260,7 +260,7 @@ namespace OpenSim.Tests.Common.Setup
                     "LocalServiceModule", "OpenSim.Services.AuthenticationService.dll:PasswordAuthenticationService");
             else
                 config.Configs["AuthenticationService"].Set(
-                    "LocalServiceModule", "OpenSim.Tests.Common.dll:MockuthenticationService");
+                    "LocalServiceModule", "OpenSim.Tests.Common.dll:MockAuthenticationService");
             config.Configs["AuthenticationService"].Set("StorageProvider", "OpenSim.Data.Null.dll");
             service.Initialise(config);
             service.AddRegion(testScene);
diff --git a/OpenSim/Tests/Common/Setup/UserProfileTestUtils.cs b/OpenSim/Tests/Common/Setup/UserProfileTestUtils.cs
index e6a78182b2..380f258606 100644
--- a/OpenSim/Tests/Common/Setup/UserProfileTestUtils.cs
+++ b/OpenSim/Tests/Common/Setup/UserProfileTestUtils.cs
@@ -25,6 +25,7 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+using System.Collections.Generic;
 using OpenMetaverse;
 using OpenSim.Framework.Communications;
 using OpenSim.Region.Framework.Scenes;
@@ -124,7 +125,9 @@ namespace OpenSim.Tests.Common.Setup
         public static UserAccount CreateUserWithInventory(
             Scene scene, string firstName, string lastName, UUID userId, string pw)
         {
-            UserAccount ua = new UserAccount(userId) { FirstName = firstName, LastName = lastName };
+            UserAccount ua 
+                = new UserAccount(userId) 
+                    { FirstName = firstName, LastName = lastName, ServiceURLs = new Dictionary<string, object>() };
             scene.UserAccountService.StoreUserAccount(ua);
             scene.InventoryService.CreateUserInventory(ua.PrincipalID);
             scene.AuthenticationService.SetPassword(ua.PrincipalID, pw);