BoiledSpring

报错的弹窗信息为：query did not return a unique result: 2; nested exception is javax.persistence.NonUniqueResultException: query did not return a unique result: 2

merge to update ### Please read and mark the following check list before creating a pull request (check one with "x"): - [x] I read and followed the [CONTRIBUTING.md](https://github.com/akveo/ngx-admin/blob/master/CONTRIBUTING.md) guide....