Prevent nullrefs in scene object deletion. Mantis #5156

1 files changed, 4 insertions, 1 deletions

diff --git a/OpenSim/Region/Framework/Scenes/SceneGraph.cs b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
index f81c551..24d7334 100644
--- a/OpenSim/Region/Framework/Scenes/SceneGraph.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
@@ -406,11 +406,14 @@ namespace OpenSim.Region.Framework.Scenes
         public bool DeleteSceneObject(UUID uuid, bool resultOfObjectLinked)
         {
             EntityBase entity;
-            if (!Entities.TryGetValue(uuid, out entity) && entity is SceneObjectGroup)
+            if (!Entities.TryGetValue(uuid, out entity) || (!(entity is SceneObjectGroup)))
                 return false;
 
             SceneObjectGroup grp = (SceneObjectGroup)entity;
 
+            if (entity == null)
+                return false;
+
             if (!resultOfObjectLinked)
             {
                 m_numPrim -= grp.PrimCount;