From 3ca159f3cab5917e46ee05d30a120c80bc41f20f Mon Sep 17 00:00:00 2001
From: nds <nds@opencascade.com>
Date: Tue, 14 May 2019 14:31:43 +0300
Subject: [PATCH] 0030784: Visualization - check if selectable of owner in
 internal container in AIS_InteractiveContext before using

# todo - add similar check for other places where needed

(cherry picked from commit 9e58a207356c928cc53741a35830be150e2b3d8f)
---
 src/AIS/AIS_InteractiveContext_1.cxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/AIS/AIS_InteractiveContext_1.cxx b/src/AIS/AIS_InteractiveContext_1.cxx
index 9dd2c9e3c7..c9acfacd85 100644
--- a/src/AIS/AIS_InteractiveContext_1.cxx
+++ b/src/AIS/AIS_InteractiveContext_1.cxx
@@ -954,7 +954,9 @@ void AIS_InteractiveContext::AddOrRemoveSelected (const Handle(SelectMgr_EntityO
   if (myAutoHilight)
   {
     const Handle(AIS_InteractiveObject) anObj = Handle(AIS_InteractiveObject)::DownCast (theOwner->Selectable());
-    Handle(AIS_GlobalStatus)& aStatus = myObjects.ChangeFind (anObj);
+    if (!myObjects.IsBound(anObj)) // e.g. AIS_ViewCubeFlat is not displayed
+      return;
+   Handle(AIS_GlobalStatus)& aStatus = myObjects.ChangeFind (anObj);
     if (theOwner->IsSelected())
     {
       highlightSelected (theOwner);
-- 
2.39.5