There was an unexpected error (type=Internal Server Error, status=500). I/O error on GET request for

nested exception is java.net.UnknownHostException: CLOUD-PROVIDER-SERVICE
出现这种问题是当前微服务有两个端口,不知道你要用哪个?

@Configuration
public class ApplicationContextConfig {
    
    
    @Bean
    @LoadBalanced
    public RestTemplate getRestTemplate(){
    
    
        return new RestTemplate();
    }
}