[SCENE] [10-16 09:24:54] Failed with exception System.NullReferenceException: Object reference not set to an instance of an object
  at OpenSim.Framework.Data.SQLite.SQLiteAssetData.UpdateAsset (OpenSim.Framework.Types.AssetBase asset) [0x00000]
  at OpenSim.Framework.Data.SQLite.SQLiteAssetData.CreateAsset (OpenSim.Framework.Types.AssetBase asset) [0x00000]
  at OpenSim.Framework.Communications.Caches.SQLAssetServer.CreateAsset (OpenSim.Framework.Types.AssetBase asset) [0x00000]
  at OpenSim.Framework.Communications.Cache.AssetCache.AddAsset (OpenSim.Framework.Types.AssetBase asset) [0x00000]
  at OpenSim.Region.Environment.Scenes.Scene.CreateTerrainTexture () [0x00000]
  at OpenSim.Region.Environment.Scenes.Scene.UpdateTerrain () [0x00000]
  at OpenSim.Region.Environment.Scenes.Scene.Update () [0x00000]