Mapper接口应添加@Mapper注解
service类应该添加@Service注解
Field service in com.sinoyd.base.controller.BaseController required a single bean, but 20 were found
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Field baseMapper in com.baomidou.mybatisplus.extension.service.impl.ServiceImpl required a single bean, but xx were found:
Field in required a single bean, but 2 were found:
Field amqpTemplate in * required a single bean, but 3 were found:
【记录】Field required a single bean, but 2 were found:
Field configService in com.rr.web.controller.common.CaptchaController required a single bean, but 2 were found: SPRING-BOOT 启动 错误
解决：required a single bean, but 2 were found:
Field userService in com.wuji.controller.UserController required a bean of type 'com.wuji.service.UserService' that could not be found
泛型依赖注入出现required a single bean, but 2 were found
SpringCloud报错： "Field discoveryClient in com.controller.DcController required a bean of type 'com.netflix.discovery.DiscoveryClient' that could not be found."
2. springboot启动报错：Field userMapper in com.service.UserService required a bean of type 'com.dao.UserMapper' that could not be found.