X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FGEOMAlgo%2FGEOMAlgo_AlgoTools.cxx;h=511de81ac96ee2a30a0651075a171dd8a99c5035;hb=f7a34e70811b846a2878ed84d1c973dd935b82b3;hp=505ec6a8f994c3c7cc7ce834b22f34360c7e6ac0;hpb=a501322551d0af7a0bf15a1fe1605bbe3bc806d6;p=modules%2Fgeom.git

diff --git a/src/GEOMAlgo/GEOMAlgo_AlgoTools.cxx b/src/GEOMAlgo/GEOMAlgo_AlgoTools.cxx
index 505ec6a8f..511de81ac 100644
--- a/src/GEOMAlgo/GEOMAlgo_AlgoTools.cxx
+++ b/src/GEOMAlgo/GEOMAlgo_AlgoTools.cxx
@@ -1292,6 +1292,13 @@ gp_Pnt GetMidPnt2d(const TopoDS_Face&     theFace,
       const TopoDS_Edge& anEdge = aWexp.Current();
       if (!aUsedEmap.Add(anEdge)) continue;
       BRepAdaptor_Curve2d aBAcurve2d (anEdge, theFace);
+      // Initialization of curve could fail in constructor,
+      // so we need to check if we actually have a curve here.
+      if (!aBAcurve2d.Curve())
+      {
+        continue;
+      }
+
       Standard_Real aDelta = (aBAcurve2d.LastParameter() - aBAcurve2d.FirstParameter())/aNbSamples;
       for (Standard_Integer ii = 0; ii < aNbSamples; ii++)
       {