issue #4225: FreeCAD crash when making draft in PartDesign [skip ci]

FreeCAD · Dec 16, 2019 · 2c13387 · 2c13387
1 parent 00b3aa5
commit 2c13387
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/Mod/PartDesign/App/FeatureDraft.cpp b/src/Mod/PartDesign/App/FeatureDraft.cpp
@@ -192,7 +192,7 @@ App::DocumentObjectExecReturn *Draft::execute(void)
                 BRepAdaptor_Surface adapt(TopoDS::Face(face), Standard_False);
                 Handle(Geom_Surface) sf = adapt.Surface().Surface();
                 GeomAPI_IntSS intersector(aux, sf, Precision::Confusion());
-                if (!intersector.IsDone())
+                if (!intersector.IsDone() || intersector.NbLines() < 1)
                     continue;
                 Handle(Geom_Curve) icurve = intersector.Line(1);
                 if (!icurve->IsKind(STANDARD_TYPE(Geom_Line)))