diff --git a/SalesCatalog/CatalogHelper.cs b/SalesCatalog/CatalogHelper.cs
index de5d1327..e6b493f5 100644
--- a/SalesCatalog/CatalogHelper.cs
+++ b/SalesCatalog/CatalogHelper.cs
@@ -15,15 +15,13 @@ namespace SalesCatalog
 
 		public static CatalogProvidersConfigurationSection Config {get; set; }
 
-		public static void Load () {
-			if (Config != null)
-				return ;
+		public static void LoadConfig () {
 			Config = ConfigurationManager.GetSection ("system.web/catalog") as CatalogProvidersConfigurationSection;
 			if (Config == null)
 				throw new ConfigurationErrorsException("The configuration bloc for the catalog provider was not found");
-			foreach (CatalogProviderConfigurationElement e in Config.Providers) {
-				CreateProvider (e);
-			}
+			/* foreach (CatalogProviderConfigurationElement e in Config.Providers) {
+				  Providers.Add(CreateProvider (e));
+			} */
 		}
 		private static CatalogProvider CreateProvider(CatalogProviderConfigurationElement celt) {
 			if (celt == null)
@@ -47,9 +45,15 @@ namespace SalesCatalog
 			cp.Initialize (celt.Name, c);
 			return cp;
 		}
-
+		/// <summary>
+		/// Gets the default provider.
+		/// 
+		/// </summary>
+		/// <returns>The default provider.</returns>
 		public static CatalogProvider GetDefaultProvider ()
 		{
+			if (Config == null)
+				throw new Exception ("Configuration wanted, use a call to \"Load\".");
 			CatalogProviderConfigurationElement celt = 
 				Config.Providers.GetElement (Config.DefaultProvider);
 
diff --git a/SalesCatalog/CatalogManager.cs b/SalesCatalog/CatalogManager.cs
index 080860b2..a6f71d2c 100644
--- a/SalesCatalog/CatalogManager.cs
+++ b/SalesCatalog/CatalogManager.cs
@@ -9,10 +9,16 @@ namespace SalesCatalog
 	/// </summary>
 	public static class CatalogManager
 	{
+		private static CatalogProvider defaultProvider = null;
 		public static Catalog GetCatalog ()
 		{
-			CatalogProvider p = CatalogHelper.GetDefaultProvider ();
-			return p.GetCatalog ();
+			if (defaultProvider == null) {
+				if (CatalogHelper.Config == null)
+					CatalogHelper.LoadConfig ();
+				defaultProvider = CatalogHelper.GetDefaultProvider ();
+
+			}
+			return defaultProvider.GetCatalog ();
 		}
 	}
 }
diff --git a/web/Web.csproj b/web/Web.csproj
index 206c6c08..39583068 100644
--- a/web/Web.csproj
+++ b/web/Web.csproj
@@ -72,18 +72,19 @@
     <Reference Include="System.ServiceModel.Routing" />
     <Reference Include="System.Net.Http" />
     <Reference Include="System.Net.Http.WebRequest" />
-    <Reference Include="System.Web.Http.WebHost">
-      <HintPath>..\..\..\..\..\usr\lib\mono\4.5\System.Web.Http.WebHost.dll</HintPath>
-      <Private>False</Private>
-    </Reference>
     <Reference Include="System.Configuration.Install" />
     <Reference Include="System.Web.Services" />
     <Reference Include="System.Web.WebPages, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
     <Reference Include="System.Web.WebPages.Deployment, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
-    <Reference Include="System.Net.Http.Formatting">
+    <Reference Include="System.Net.Http.Formatting, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35">
       <HintPath>..\..\..\..\..\usr\lib\mono\4.5\System.Net.Http.Formatting.dll</HintPath>
       <Private>False</Private>
     </Reference>
+    <Reference Include="System.Web.Http.WebHost, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35">
+      <HintPath>..\..\..\..\..\usr\lib\mono\4.5\System.Web.Http.WebHost.dll</HintPath>
+      <Private>False</Private>
+    </Reference>
+    <Reference Include="nunit.framework, Version=2.6.0.0, Culture=neutral, PublicKeyToken=96d09a1eb7f44a77" />
   </ItemGroup>
   <ItemGroup>
     <Folder Include="Models\" />