Unable to load generated

[1017727621]

`
Unable to load generated mapper class com.xxx.xxx.bookingclass.javabeanMapper.CourseRuleJavaBeanMapperSelmaGeneratedClass failed : com.xxx.xxx.bookingclass.javabeanMapper.CourseRuleJavaBeanMapperSelmaGeneratedClass

private CourseRuleJavaBeanMapper toJavaBean() {
return Selma.builder(CourseRuleJavaBeanMapper.class).build();
}
if (courseRule == null) {
courseRule = new CourseRule();
courseRule= toJavaBean().asCourseRule(courseRuleVO);
courseRule.setCreateTime(new Date());
courseRuleMapper.insert(courseRule);
}

@service
@Mapper(withCyclicMapping=true,
withIgnoreMissing = IgnoreMissing.DESTINATION,
withIoC=IoC.CDI_SINGLETON
)
public interface CourseRuleJavaBeanMapper {

public CourseRule asCourseRule(CourseRuleVO courseRuleVO);

public CourseRuleVO asCourseRuleVO(CourseRule courseRule);

}

`