From 590cdb9059087751a13baa38264779e7f91df2a7 Mon Sep 17 00:00:00 2001
From: mpv <mpv@opencascade.com>
Date: Thu, 20 Feb 2020 11:42:08 +0300
Subject: [PATCH] Fix for the issue #18736 : EDF - crash when dumping (python)
 from a HDF file made with SALOME windows

Fixed crash if revolution is referenced to deleted objects
---
 src/ModelAPI/ModelAPI_Tools.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/ModelAPI/ModelAPI_Tools.cpp b/src/ModelAPI/ModelAPI_Tools.cpp
index 413f52c4c..8714aca62 100644
--- a/src/ModelAPI/ModelAPI_Tools.cpp
+++ b/src/ModelAPI/ModelAPI_Tools.cpp
@@ -645,6 +645,7 @@ std::pair<std::string, bool> getDefaultName(const std::shared_ptr<ModelAPI_Resul
         // check the referred object is a Body
         // (for example, ExtrusionCut has a sketch as a first attribute which is concealing)
         bool isBody = aRefIt->second.size() > 1 || (aRefIt->second.size() == 1 &&
+                      aRefIt->second.front().get() &&
                       aRefIt->second.front()->groupName() == ModelAPI_ResultBody::group());
         if (isBody && (isMainArg || aFoundRef == aReferences.end() ||
             aData->isPrecedingAttribute(aRefIt->first, aFoundRef->first)))
-- 
2.39.2