org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name ‘memberController’: Unsatisfied dependency expressed through field ‘couponFeign’; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name ‘com.atguigu.gulimall.member.feign.CouponFeign’: FactoryBean threw exception on object creation; nested exception is java.lang.IllegalStateException: No Feign Client for loadBalancing defined. Did you forget to include spring-cloud-starter-loadbalancer?
启动正常，访问还是报错
java.lang.AbstractMethodError: org.springframework.cloud.netflix.ribbon.RibbonLoadBalancerClient.choose(Ljava/lang/String;Lorg/springframework/cloud/client/loadbalancer/Request;)Lorg/springframework/cloud/client/ServiceInstance;
at org.springframework.cloud.openfeign.loadbalancer.FeignBlockingLoadBalancerClient.execute(FeignBlockingLoadBalancerClient.java:8
版本问题
问题解决
附录：Springboot和SpringCloud各个版本关系
Spring Cloud Alibaba 版本
版本查询：
https://github.com/alibaba/spring-cloud-alibaba/releases
参考链接：
https://blog.csdn.net/qq_37143673/article/details/99292705
https://www.cnblogs.com/yucongblog/p/14377307.html
https://blog.csdn.net/zds18205657013/article/details/112757434