Stop iar save failing on corrupt assets

Not ideal since one will still have to watch out for big 'corrupt asset' messages in the log, but better than an outright fail

1 files changed, 3 insertions, 1 deletions

diff --git a/OpenSim/Region/Framework/Scenes/UuidGatherer.cs b/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
index 525a93a..930af81 100644
--- a/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
+++ b/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
@@ -273,7 +273,9 @@ namespace OpenSim.Region.Framework.Scenes
             {
                 string xml = Utils.BytesToString(objectAsset.Data);
                 SceneObjectGroup sog = SceneObjectSerializer.FromOriginalXmlFormat(xml);
-                GatherAssetUuids(sog, assetUuids);
+
+                if (null != sog)
+                    GatherAssetUuids(sog, assetUuids);
             }
         }
     }