assignBacks = append(assignBacks, assignBack{Source: source, Dest: rv.Index(0)})
					}
				}
			case reflect.Struct:
				if !rv.CanAddr() {
					association.Error = ErrInvalidValue
					return
				}
				association.Error = association.Relationship.Field.Set(association.DB.Statement.Context, source, rv.Addr().Interface())