diff --git a/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs b/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
index 8e800cbeb2..00af1750e2 100644
--- a/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
+++ b/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
@@ -707,32 +707,43 @@ namespace OpenSim.Region.CoreModules.Asset
         {
             UuidGatherer gatherer = new UuidGatherer(m_AssetService);
 
+            HashSet<UUID> uniqueUuids = new HashSet<UUID>();
             Dictionary<UUID, AssetType> assets = new Dictionary<UUID, AssetType>();
+
             foreach (Scene s in m_Scenes)
             {
                 StampRegionStatusFile(s.RegionInfo.RegionID);
 
                 s.ForEachSOG(delegate(SceneObjectGroup e)
-                {
+                {                   
                     gatherer.GatherAssetUuids(e, assets);
+
+                    foreach (UUID assetID in assets.Keys)
+                    {
+                        uniqueUuids.Add(assetID);
+
+                        string filename = GetFileName(assetID.ToString());
+
+                        if (File.Exists(filename))
+                        {
+                            File.SetLastAccessTime(filename, DateTime.Now);
+                        }
+                        else if (storeUncached)
+                        {
+                            AssetBase cachedAsset = m_AssetService.Get(assetID.ToString());
+                            if (cachedAsset == null && assets[assetID] != AssetType.Unknown)
+                                m_log.DebugFormat(
+                                "[FLOTSAM ASSET CACHE]: Could not find asset {0}, type {1} referenced by object {2} at {3} in scene {4} when pre-caching all scene assets",
+                                    assetID, assets[assetID], e.Name, e.AbsolutePosition, s.Name);
+                        }
+                    }
+
+                    assets.Clear();
                 });
             }
 
-            foreach (UUID assetID in assets.Keys)
-            {
-                string filename = GetFileName(assetID.ToString());
 
-                if (File.Exists(filename))
-                {
-                    File.SetLastAccessTime(filename, DateTime.Now);
-                }
-                else if (storeUncached)
-                {
-                    m_AssetService.Get(assetID.ToString());
-                }
-            }
-
-            return assets.Keys.Count;
+            return uniqueUuids.Count;
         }
 
         /// <summary>
diff --git a/OpenSim/Region/Framework/Scenes/UuidGatherer.cs b/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
index e238d01f29..ad33607139 100644
--- a/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
+++ b/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
@@ -131,7 +131,10 @@ namespace OpenSim.Region.Framework.Scenes
         /// within this object).
         /// </remarks>
         /// <param name="sceneObject">The scene object for which to gather assets</param>
-        /// <param name="assetUuids">The assets gathered</param>
+        /// <param name="assetUuids">
+        /// A dictionary which is populated with the asset UUIDs gathered and the type of that asset.
+        /// For assets where the type is not clear (e.g. UUIDs extracted from LSL and notecards), the type is Unknown.
+        /// </param>
         public void GatherAssetUuids(SceneObjectGroup sceneObject, IDictionary<UUID, AssetType> assetUuids)
         {
 //            m_log.DebugFormat(
@@ -261,8 +264,9 @@ namespace OpenSim.Region.Framework.Scenes
                     UUID uuid = new UUID(uuidMatch.Value);
 //                    m_log.DebugFormat("[ARCHIVER]: Recording {0} in text", uuid);
 
-                    // Assume AssetIDs embedded are textures.
-                    assetUuids[uuid] = AssetType.Texture;
+                    // Embedded asset references (if not false positives) could be for many types of asset, so we will
+                    // label these as unknown.
+                    assetUuids[uuid] = AssetType.Unknown;
                 }
             }
         }