crowdfunding项目03——mapper映射错误

org.springframework.beans.factory.UnsatisfiedDependencyException:

Error creating bean with name 'TAdminServiceImpl': Unsatisfied dependency expressed through field 'adminMapper'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'com.atguigu.atcrowdfunding.mapper.TAdminMapper' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}