From 919584a7e5ee83c384873c2627b9865e8ba02272 Mon Sep 17 00:00:00 2001
From: nds <nds@opencascade.com>
Date: Thu, 1 Sep 2016 20:08:30 +0300
Subject: [PATCH] #1707 Fatal error when Recover box

---
 src/ModuleBase/ModuleBase_WidgetConcealedObjects.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ModuleBase/ModuleBase_WidgetConcealedObjects.cpp b/src/ModuleBase/ModuleBase_WidgetConcealedObjects.cpp
index ba83b7734..2e3e0aa8a 100644
--- a/src/ModuleBase/ModuleBase_WidgetConcealedObjects.cpp
+++ b/src/ModuleBase/ModuleBase_WidgetConcealedObjects.cpp
@@ -80,7 +80,7 @@ bool ModuleBase_WidgetConcealedObjects::restoreValueCustom()
         std::list<ObjectPtr>::const_iterator anOIt = anObjects.begin(), anOLast = anObjects.end();
         for (; anOIt != anOLast; anOIt++) {
           ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(*anOIt);
-          if (aResult->isConcealed()) {
+          if (aResult && aResult->isConcealed()) {
             int aRowId = myView->rowCount();
             addViewRow(aResult);
             myConcealedResults[aRowId] = aResult;
-- 
2.39.2