Part: [skip ci] fix crash when trying to convert null shape to nurbs

2020-10-09 18:54:57 +02:00
parent 11afaaea68
commit d76124b61e
1 changed files with 3 additions and 0 deletions
--- a/src/Mod/Part/App/TopoShape.cpp
+++ b/src/Mod/Part/App/TopoShape.cpp
@@ -3067,6 +3067,9 @@ TopoDS_Shape TopoShape::mirror(const gp_Ax2& ax2) const

 TopoDS_Shape TopoShape::toNurbs() const
 {
+    if (this->_Shape.IsNull())
+        Standard_Failure::Raise("Cannot convert null shape to NURBS");
+
    BRepBuilderAPI_NurbsConvert mkNurbs(this->_Shape);
    return mkNurbs.Shape();
 }