From 8a0a4136e150e2add0954220b1e265656e979385 Mon Sep 17 00:00:00 2001
From: nds <nds@opencascade.com>
Date: Tue, 14 May 2019 14:31:43 +0300
Subject: [PATCH] Correction to avoid crash by calling AddOrRemoveSelected for
 owner of AIS_ViewCubeFlat.

---
 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 466deaca1a..15b388d436 100644
--- a/src/AIS/AIS_InteractiveContext_1.cxx
+++ b/src/AIS/AIS_InteractiveContext_1.cxx
@@ -957,7 +957,9 @@ void AIS_InteractiveContext::AddOrRemoveSelected (const Handle(SelectMgr_EntityO
   {
     const Handle(AIS_InteractiveObject) anObj = Handle(AIS_InteractiveObject)::DownCast (theOwner->Selectable());
     const Standard_Boolean isGlobal = anObj->GlobalSelOwner() == theOwner;
-    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