我正在創(chuàng)建一個(gè)帶有登錄頁面的待辦事項(xiàng)列表，其中有一個(gè)兩個(gè)輸入表作為名稱，名稱中的事物，事物不向服務(wù)器發(fā)送數(shù)據(jù)這是存儲(chǔ)庫...public interface TodosRepository extends CrudRepository<Todos, Long> {    Todos findByName(String name,String things);    List<Todos> findByCompletedAndUserId(boolean complated, Long Id);}這是我的實(shí)體@Entitypublic class Todos {    @Id    @GeneratedValue(strategy = GenerationType.IDENTITY)    private Long id;    private String things;    private String name;    private boolean completed;    @ManyToOne(fetch = FetchType.LAZY)    @JoinColumn(name = "user_id")    private User user;    public Todos() {    }    public Todos(String name,String things, boolean completed) {        this.things = things;        this.name = name;        this.completed = completed;    }    public String getThings() {        return things;    }    public void setThings(String things) {        this.things = things;    }    public Long getId() {        return id;    }    public void setId(Long id) {        this.id = id;    }    public String getName() {        return name;    }    public void setName(String name) {        this.name = name;    }    public boolean isCompleted() {        return completed;    }    public void setCompleted(boolean completed) {        this.completed = completed;    }    public User getUser() {        return user;    }    public void setUser(User user) {        this.user = user;    }    @Override    public String toString() {        return "Todos [id=" + id + ", name=" + name + ",things=" + things +", completed=" + completed + "]";    }}java.util.NoSuchElementException：null