问没有在上层类上找到带有@Named#value注释的方法

EN

<dependency>
            <groupId>org.mapstruct</groupId>
            <artifactId>mapstruct</artifactId>
            <version>1.3.0.Final</version>
        </dependency>

        <dependency>
            <groupId>org.mapstruct</groupId>
            <artifactId>mapstruct-processor</artifactId>
            <version>1.3.0.Final</version>
            <scope>provided</scope>
        </dependency>

public interface CommonConverter {
    @Named("formatDateString")
    default String formatDateString(Date date){
        if(date == null){
            return null;
        }
        return DateUtils.formatDateString(date);
    }
    @Named("formatStringDate")
    default Date formatStringDate(String dateStr){
        if(StringUtils.isEmpty(dateStr)){
            return null;
        }
        return DateUtils.formatStringDate(dateStr);
    }

    @Named("convertTimestampToString")
    default String convertTimestampToString(Long date) {
        if (date == null || date.equals(0L)){
            return StringUtils.EMPTY;
        }
        return DateUtils.convertTimeToDateStr(date, 0);
    }
}

@Mapper(componentModel = "spring")
public interface EmployeeEventConverter extends CommonConverter{
    @Mappings({
            @Mapping(source = "claimDate", target = "claimDate", qualifiedByName = "formatDateString"),
            @Mapping(source = "eventStartDate", target = "eventStartDate", qualifiedByName = "formatDateString"),
            //@Mapping(source = "target", target = "targetAsString", qualifiedByName = "formatTargetString"),
            @Mapping(source = "target", target = "targets", qualifiedByName = "convertTarget")
    })
    EmployeeEventClaimDTO toClaimDTO(EmployeeEventClaimDO entity);
    List<EmployeeEventClaimDTO> toClaimDTOs(List<EmployeeEventClaimDO> entities);
}

Qualifier error. No method found annotated with @Named#value: [ formatDateString ].