Fix bug where Blender name wouldn't match IFC Name when reassigning class. See #1902.

src/blenderbim/blenderbim/bim/module/boundary/operator.py

@@ -70,7 +70,7 @@ class Loader:
             surface.InnerBoundaries = ()
         shape = ifcopenshell.geom.create_shape(self.settings, surface)
         mesh = self.ifc_importer.create_mesh(None, shape)
-        obj = bpy.data.objects.new(f"{boundary.is_a()}/{boundary_id}", mesh)
+        obj = bpy.data.objects.new(f"{boundary.is_a()}/{boundary.Name}", mesh)
         obj.matrix_world = blender_space.matrix_world
         boundaries_collection = get_boundaries_collection(blender_space)
         boundaries_collection.objects.link(obj)

src/blenderbim/blenderbim/bim/module/root/operator.py

@@ -106,7 +106,7 @@ class ReassignClass(bpy.types.Operator):
                     "predefined_type": predefined_type,
                 },
             )
-            obj.name = "{}/{}".format(product.is_a(), "/".join(obj.name.split("/")[1:]))
+            obj.name = "{}/{}".format(product.is_a(), getattr(product, "Name", "None"))
             IfcStore.link_element(product, obj)
             obj.BIMObjectProperties.is_reassigning_class = False
         return {"FINISHED"}