From 1e8342c583dee2fe1d8a2a14c0bdefab08c239b0 Mon Sep 17 00:00:00 2001
From: mpv <mpv@opencascade.com>
Date: Mon, 24 Aug 2015 15:54:55 +0300
Subject: [PATCH] Make the Part result selectable (the fix for crash)

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

diff --git a/src/Model/Model_AttributeSelection.cpp b/src/Model/Model_AttributeSelection.cpp
index 767e86331..07b913161 100644
--- a/src/Model/Model_AttributeSelection.cpp
+++ b/src/Model/Model_AttributeSelection.cpp
@@ -745,7 +745,7 @@ bool Model_AttributeSelection::selectPart(
   // store the shape (in case part is not loaded it should be usefull
   TopoDS_Shape aShape;
   std::string aName = theContext->data()->name();
-  if (theSubShape->isNull()) {// the whole part shape is selected
+  if (!theSubShape.get() || theSubShape->isNull()) {// the whole part shape is selected
     aShape = theContext->shape()->impl<TopoDS_Shape>();
   } else {
     aShape = theSubShape->impl<TopoDS_Shape>();
-- 
2.39.2