1.启动服务，nacos一直在报错，请求失败。请问怎么解决
2020-03-17 17:23:50.656 ERROR [ace-auth,,,] 20632 --- [.naming.updater] com.alibaba.nacos.client.naming : [] [] [CALL-SERVER] failed to req API:http://192.168.1.77:8848/nacos/v1/ns/instance/list. code:404 msg: dom not found: localhost
2020-03-17 17:23:50.657 ERROR [ace-auth,,,] 20632 --- [.naming.updater] com.alibaba.nacos.client.naming : [] [] [NA] req api:/nacos/v1/ns/instance/list failed, server(192.168.1.77:8848
com.alibaba.nacos.api.exception.NacosException: null
at com.alibaba.nacos.client.naming.net.NamingProxy.callServer(NamingProxy.java:333) [nacos-client-0.8.0.jar:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:358) [nacos-client-0.8.0.jar:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:290) [nacos-client-0.8.0.jar:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.queryList(NamingProxy.java:204) [nacos-client-0.8.0.jar:na]
at com.alibaba.nacos.client.naming.core.HostReactor.updateServiceNow(HostReactor.java:275) [nacos-client-0.8.0.jar:na]
at com.alibaba.nacos.client.naming.core.HostReactor$UpdateTask.run(HostReactor.java:320) [nacos-client-0.8.0.jar:na]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [na:1.8.0_152]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [na:1.8.0_152]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) [na:1.8.0_152]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) [na:1.8.0_152]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [na:1.8.0_152]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [na:1.8.0_152]
at java.lang.Thread.run(Thread.java:748) [na:1.8.0_152]
2020-03-17 17:23:50.657 ERROR [ace-auth,,,] 20632 --- [.naming.updater] com.alibaba.nacos.client.naming : [] [] [NA] failed to update serviceName: localhost
java.lang.IllegalStateException: failed to req API:/nacos/v1/ns/instance/list after all servers([192.168.1.77:8848]) tried
at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:366) ~[nacos-client-0.8.0.jar:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:290) ~[nacos-client-0.8.0.jar:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.queryList(NamingProxy.java:204) ~[nacos-client-0.8.0.jar:na]
at com.alibaba.nacos.client.naming.core.HostReactor.updateServiceNow(HostReactor.java:275) ~[nacos-client-0.8.0.jar:na]
at com.alibaba.nacos.client.naming.core.HostReactor$UpdateTask.run(HostReactor.java:320) [nacos-client-0.8.0.jar:na]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [na:1.8.0_152]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [na:1.8.0_152]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) [na:1.8.0_152]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) [na:1.8.0_152]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [na:1.8.0_152]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [na:1.8.0_152]
at java.lang.Thread.run(Thread.java:748) [na:1.8.0_152]
