diff --git a/src/slic3r/GUI/GUI_ObjectList.cpp b/src/slic3r/GUI/GUI_ObjectList.cpp
index 8fe7c2d051..4757c95b9d 100644
--- a/src/slic3r/GUI/GUI_ObjectList.cpp
+++ b/src/slic3r/GUI/GUI_ObjectList.cpp
@@ -1761,7 +1761,8 @@ void ObjectList::delete_from_model_and_list(const std::vector<ItemForDelete>& it
             if (item->type&itVolume)
             {
                 m_objects_model->Delete(m_objects_model->GetItemByVolumeId(item->obj_idx, item->sub_obj_idx));
-                if ((*m_objects)[item->obj_idx]->volumes.size() == 1)
+                if ((*m_objects)[item->obj_idx]->volumes.size() == 1 && 
+                    (*m_objects)[item->obj_idx]->config.has("extruder"))
                 {
                     const wxString extruder = wxString::Format("%d", (*m_objects)[item->obj_idx]->config.option<ConfigOptionInt>("extruder")->value);
                     m_objects_model->SetValue(extruder, m_objects_model->GetItemById(item->obj_idx), 1);