idea启动springcloud的注册中心eureka服务报错
下载完整的springcloud项目，直接启动注册发现服务，报错
报错信息
com.netflix.discovery.shared.transport.TransportException: Cannot execute request on any known server
at com.netflix.discovery.shared.transport.decorator.RetryableEurekaHttpClient.execute(RetryableEurekaHttpClient.java:111) ~[eureka-client-1.6.2.jar:1.6.2]
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator.register(EurekaHttpClientDecorator.java:56) ~[eureka-client-1.6.2.jar:1.6.2]
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator$1.execute(EurekaHttpClientDecorator.java:59) ~[eureka-client-1.6.2.jar:1.6.2]
at com.netflix.discovery.shared.transport.decorator.SessionedEurekaHttpClient.execute(SessionedEurekaHttpClient.java:77) ~[eureka-client-1.6.2.jar:1.6.2]
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator.register(EurekaHttpClientDecorator.java:56) ~[eureka-client-1.6.2.jar:1.6.2]
at com.netflix.discovery.DiscoveryClient.register(DiscoveryClient.java:798) ~[eureka-client-1.6.2.jar:1.6.2]
at com.netflix.discovery.InstanceInfoReplicator.run(InstanceInfoReplicator.java:104) ~[eureka-client-1.6.2.jar:1.6.2]
at com.netflix.discovery.InstanceInfoReplicatorRunnableAdapter.call(Executors.java:511) [na:1.8.0_202]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [na:1.8.0_202]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.accessScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) [na:1.8.0_202]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [na:1.8.0_202]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [na:1.8.0_202]
at java.lang.Thread.run(Thread.java:748) [na:1.8.0_202]
原因
application配置了两个环境的文件，但是idea启动时却没有指定（ps：这里本来是不需要两个文件的）。
解决方法
指定环境——在idea启动器上指定active-profile或直接在yml中配
idea指定环境配置文件：
点击Edit-Configuration点击ok，再运行即可
yml指定环境配置文件: