From 545ef510a7c1e46e04317d83a1c0a53a1e5b6d63 Mon Sep 17 00:00:00 2001
From: gka <gka@opencascade.com>
Date: Thu, 23 Jan 2014 11:44:07 +0400
Subject: [PATCH] 0024517: Crash at StepToTopoDS_TranslateEdge::Init()

Fixed crash at StepToTopoDS_TranslateEdge::Init() for case when curve is absent)

Corrected error message for case of absence geom curve in edge curve
---
 src/StepToTopoDS/StepToTopoDS_TranslateEdge.cxx | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/StepToTopoDS/StepToTopoDS_TranslateEdge.cxx b/src/StepToTopoDS/StepToTopoDS_TranslateEdge.cxx
index 5f36c5911b..d2715aeef5 100644
--- a/src/StepToTopoDS/StepToTopoDS_TranslateEdge.cxx
+++ b/src/StepToTopoDS/StepToTopoDS_TranslateEdge.cxx
@@ -258,6 +258,13 @@ void StepToTopoDS_TranslateEdge::Init(const Handle(StepShape_Edge)& aEdge,
 //  Standard_Real precision = BRepAPI::Precision();
 
   Handle(StepGeom_Curve) C = EC->EdgeGeometry();
+  if( C.IsNull())
+  {
+    TP->AddFail(EC," Geom Curve in EdgeCurve is equal to 0");
+    myError = StepToTopoDS_TranslateEdgeOther;
+    done = Standard_False;
+    return;
+  }
   TopoDS_Edge E;
   Handle(StepShape_Vertex) Vstart, Vend;