From 54d82d9d7ed232fdee484b1cf188f25e2475f13c Mon Sep 17 00:00:00 2001
From: Yorik van Havre <yorik@uncreated.net>
Date: Mon, 20 Mar 2017 18:01:54 -0300
Subject: [PATCH] Arch: little fix in IFC exporter

---
 src/Mod/Arch/importIFC.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Mod/Arch/importIFC.py b/src/Mod/Arch/importIFC.py
index f4d2a24e67..b84be1f8ec 100644
--- a/src/Mod/Arch/importIFC.py
+++ b/src/Mod/Arch/importIFC.py
@@ -1710,12 +1710,15 @@ def getRepresentation(ifcfile,context,obj,forcebrep=False,subtraction=False,tess
                         for fcface in fcsolid.Faces:
                             for e in fcface.Edges:
                                 if DraftGeomUtils.geomType(e) != "Line":
+                                    from FreeCAD import Base
                                     try:
                                         if e.curvatureAt(e.FirstParameter+(e.LastParameter-e.FirstParameter)/2) > 0.0001:
                                             curves = True
                                             break
                                     except Part.OCCError:
                                         pass
+                                    except Base.FreeCADError:
+                                        pass
                         if curves:
                             joinfacets = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Arch").GetBool("ifcJoinCoplanarFacets",False)
                             usedae = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Arch").GetBool("ifcUseDaeOptions",False)