diff --git a/example/Gizmo/PlaneGrid3D.cpp b/example/Gizmo/PlaneGrid3D.cpp
index 6532f974..8c45f22a 100644
--- a/example/Gizmo/PlaneGrid3D.cpp
+++ b/example/Gizmo/PlaneGrid3D.cpp
@@ -61,7 +61,9 @@ private:
         pgci.lum=0.75;
         pgci.sub_lum=1.0;
 
-        prim_plane_grid=CreatePlaneGrid(db,material->GetDefaultVIL(),&pgci);
+        PrimitiveCreater pc(device,material->GetDefaultVIL());
+
+        prim_plane_grid=CreatePlaneGrid(&pc,&pgci);
 
         return prim_plane_grid;
     }
@@ -98,6 +100,11 @@ private:
 
 public:
 
+    ~TestApp()
+    {
+        SAFE_CLEAR(prim_plane_grid);
+    }
+
     bool Init(uint width,uint height) override
     {
         if(!SceneAppFramework::Init(width,height))