Minor update

Assets/AR_CV/Scenes/AR_CV.unity

@@ -7971,7 +7971,7 @@ MonoBehaviour:
   m_CancelButton: {fileID: 1785409645}
   m_InteractionGroup: {fileID: 0}
   m_DebugPlaneSlider: {fileID: 1154765692}
-  m_PlaneManager: {fileID: 0}
+  m_PlaneManager: {fileID: 978240836}
   m_UseARPlaneFading: 1
   m_ARDebugMenu: {fileID: 239212526}
   m_DebugMenuSlider: {fileID: 1139628616}

Assets/MobileARTemplateAssets/Scripts/GoalManager.cs

@@ -233,7 +233,8 @@ namespace UnityEngine.XR.Templates.AR
             else if (m_CurrentGoal.CurrentGoal == OnboardingGoals.TapSurface)
             {
                 m_SurfacesTapped = 0;
-                m_ObjectSpawner.objectSpawned += OnObjectSpawned;
+                if (m_ObjectSpawner != null)
+                    m_ObjectSpawner.objectSpawned += OnObjectSpawned;
             }
         }