Fix crash when reloading game scripts in Editor with Anim Graph that contains game structs as params

Source/Engine/Level/Actors/AnimatedModel.cpp

@@ -885,6 +885,14 @@ bool AnimatedModel::IntersectsEntry(const Ray& ray, Real& distance, Vector3& nor
     return result;
 }
 
+void AnimatedModel::OnDeleteObject()
+{
+    // Ensure this object is no longer referenced for anim update
+    Animations::RemoveFromUpdate(this);
+    
+    ModelInstanceActor::OnDeleteObject();
+}
+
 void AnimatedModel::OnTransformChanged()
 {
     // Base

Source/Engine/Level/Actors/AnimatedModel.h

@@ -367,6 +367,7 @@ public:
     void Deserialize(DeserializeStream& stream, ISerializeModifier* modifier) override;
     bool IntersectsEntry(int32 entryIndex, const Ray& ray, Real& distance, Vector3& normal) override;
     bool IntersectsEntry(const Ray& ray, Real& distance, Vector3& normal, int32& entryIndex) override;
+    void OnDeleteObject() override;
 
 protected:
     // [ModelInstanceActor]