From 049056a99a469dc62c18c924833f818e71bcdb89 Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Tue, 31 Jan 2023 14:26:57 +0100
Subject: [PATCH] Part: put instantiation of BRepAdaptor_Surface into try/catch
 block as for some broken faces it may fail

---
 src/Mod/Part/App/Tools.cpp | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/src/Mod/Part/App/Tools.cpp b/src/Mod/Part/App/Tools.cpp
index 4639a4d0d7..c6c6f13bd2 100644
--- a/src/Mod/Part/App/Tools.cpp
+++ b/src/Mod/Part/App/Tools.cpp
@@ -610,11 +610,17 @@ Handle (Poly_Triangulation) Part::Tools::triangulationOfFace(const TopoDS_Face&
         return mesh;
 
     // If no triangulation exists then the shape is probably infinite
-    BRepAdaptor_Surface adapt(face);
-    double u1 = adapt.FirstUParameter();
-    double u2 = adapt.LastUParameter();
-    double v1 = adapt.FirstVParameter();
-    double v2 = adapt.LastVParameter();
+    double u1{}, u2{}, v1{}, v2{};
+    try {
+        BRepAdaptor_Surface adapt(face);
+        u1 = adapt.FirstUParameter();
+        u2 = adapt.LastUParameter();
+        v1 = adapt.FirstVParameter();
+        v2 = adapt.LastVParameter();
+    }
+    catch (const Standard_Failure&) {
+        return nullptr;
+    }
 
     auto selectRange = [](double& p1, double& p2) {
         if (Precision::IsInfinite(p1) && Precision::IsInfinite(p2)) {