Error creating bean with name 'eurekaAutoServiceRegistration': Singleton bean creation not allowed

feign集成，启动失败，

更改端口无效，最后，在pom.xml加下面这个解决

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-test</artifactId>
    <scope>test</scope>
</dependency>