From eea6b0cd09b60b0a051ca77126feaff94e249ce7 Mon Sep 17 00:00:00 2001
From: nds <natalia.donis@opencascade.com>
Date: Fri, 23 May 2014 08:28:32 +0400
Subject: [PATCH] Crash on the abort the sketch operation.

---
 src/PartSet/PartSet_OperationSketch.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/PartSet/PartSet_OperationSketch.cpp b/src/PartSet/PartSet_OperationSketch.cpp
index c43d16ef0..e83e13319 100644
--- a/src/PartSet/PartSet_OperationSketch.cpp
+++ b/src/PartSet/PartSet_OperationSketch.cpp
@@ -106,6 +106,8 @@ std::map<boost::shared_ptr<ModelAPI_Feature>, boost::shared_ptr<GeomAPI_Shape> >
                                                                   aLast = aFeatures.end();
   for (; anIt != aLast; anIt++) {
     aFeature = boost::dynamic_pointer_cast<SketchPlugin_Feature>(*anIt);
+    if (!aFeature)
+      continue;
     boost::shared_ptr<GeomAPI_Shape> aPreview = aFeature->preview();
     if (aPreview)
       aPreviewMap[aFeature] = aPreview;
-- 
2.39.2