diff --git a/umbraco/cms/businesslogic/cache/Cache.cs b/umbraco/cms/businesslogic/cache/Cache.cs
index c2e76bc512..9da2d64a07 100644
--- a/umbraco/cms/businesslogic/cache/Cache.cs
+++ b/umbraco/cms/businesslogic/cache/Cache.cs
@@ -31,14 +31,18 @@ namespace umbraco.cms.businesslogic.cache
 		/// <summary>
 		/// Clears the item in umbraco's runtime cache with the given key 
 		/// </summary>
-		/// <param name="Key">Key</param>
-		public static void ClearCacheItem(string Key) 
+		/// <param name="key">Key</param>
+		public static void ClearCacheItem(string key) 
 		{
-			if (System.Web.HttpRuntime.Cache[Key] != null) 
-			{               
-                HttpRuntime.Cache.Remove(Key);
-                HttpContext.Current.Trace.Warn("Cache", "Item " + Key + " removed from cache");       			
-			}
+            // NH 10 jan 2012
+            // Patch by the always wonderful Stéphane Gay to avoid cache null refs
+            var cache = HttpRuntime.Cache;
+            if (cache[key] != null)
+            {
+                var context = HttpContext.Current;
+                if (context != null)
+                    context.Trace.Warn("Cache", "Item " + key + " removed from cache");
+            }
 		}
 		
 		
diff --git a/umbraco/presentation/web.config b/umbraco/presentation/web.config
index 67b49a6f40..a1a5042970 100644
--- a/umbraco/presentation/web.config
+++ b/umbraco/presentation/web.config
@@ -40,7 +40,7 @@
   <ExamineLuceneIndexSets configSource="config\ExamineIndex.config" />
   <appSettings>
     <add key="umbracoDbDSN" value="server=.\sqlexpress;database=v47;integrated security=false;user id=DBUSER;password=DBPASSWORD" />
-    <add key="umbracoConfigurationStatus" value="4.7.1.1" />
+    <add key="umbracoConfigurationStatus" value="4.7.1" />
     <add key="umbracoReservedUrls" value="~/config/splashes/booting.aspx,~/install/default.aspx,~/config/splashes/noNodes.aspx,~/VSEnterpriseHelper.axd" />
     <add key="umbracoReservedPaths" value="~/umbraco,~/install/" />
     <add key="umbracoContentXML" value="~/App_Data/umbraco.config" />