Неверное удаление строк

public void deleteFromCart(String productId){
        cart = us.getCurrentUser().getCart();
        if(cart==null) createNewCart();
        
        cart.getProducts().remove(pRepository.getOne(productId));
        
        cart = repository.saveAndFlush(cart);
    }

@Entity
@Table(name="CART")
public class Cart implements SiteEntity, Serializable{
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    @Column(name="ID", columnDefinition="INTEGER")
    private Long id;
    @Column(name="AMOUNT")
    private double amount;
    @OneToOne
    @JoinColumn(name="USER", nullable=false)
    private GUser user;
    @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true)
    @JoinTable(name="cart_products", 
            joinColumns={@JoinColumn(name="CART_ID")},
            inverseJoinColumns={@JoinColumn(name="PRODUCTS_ID")})
    private List<Product> products;

@Entity
@Table(name="PRODUCTS")
public class Product implements SiteEntity, Serializable{
        
    @Id
    @Column(name="ID", nullable=false, unique=true, length=255)
    private String id;
    @Column(name="NAME", nullable=false, columnDefinition="TEXT")
    private String name;
    @Column(name="PRICE", nullable=false)
    private double price;
    @Column(name="SHORT_DESC", columnDefinition="TEXT")
    private String shortDesc;
    @Column(name="DESCRIPTION", columnDefinition = "LONGTEXT")
    private String description;
    @Column(name="IMAGE", columnDefinition="TEXT")
    private String image;
    @Column(name="STOCK", nullable=false)
    private String stock;
    @Column(name="SEARCH_WORDS", columnDefinition="LONGTEXT")
    private String searchWords;
    @ManyToOne(fetch = FetchType.EAGER)
    @JoinColumn(name="CATEGORY")
    private Category category;