java.lang.NoSuchMethodError: com.Sales._persistence_checkFetched(Ljava/lang/String;)V
	at com.Sales._persistence_getOutlet(Sales.java)
	at com.Sales._persistence_setOutlet(Sales.java)
	at com.Sales.setOutlet(Sales.java:109)
	at com.SalesPersistenceTests.testSaveOutletWithItems(SalesPersistenceTests.java:58)

@Entity(name="Sales")
@Table(name="Sales")
public class Sales extends BaseEntity implements Serializable, DomainObject {

	private static final long serialVersionUID = 1L;
		
	@ManyToOne(targetEntity=Outlet.class, cascade=CascadeType.PERSIST)
	private Outlet outlet;
	
     public void setOutlet(Outlet outlet) {  this.Outlet = outlet; }
     public Outlet getOutlet() { return outlet; 	}
     ....
}   

@MappedSuperclass
public abstract class BaseEntity {

	@Id
	@GeneratedValue(strategy=GenerationType.AUTO)
	private Long id;
	
	@Version
	private Integer version;
	
	public void setId(long id) { this.id = id; }
	public Long getId() { return id; }
	public Integer getVersion() { return version; }
	public void setVersion(Integer version) { this.version = version; }
}