nacos升级版本到2.2.0以后系统启动报错：com.alibaba.nacos.api.exception.NacosException: Client not connected, current status:STARTING
详细报错如下：
2024-02-20 17:04:45.181 ERROR 6712 --- [ main] c.a.c.n.registry.NacosServiceRegistry : nacos registry, wimoor-gateway register failed...NacosRegistration{nacosDiscoveryProperties=NacosDiscoveryProperties{serverAddr='192.168.1.226:8848', username='', password='', endpoint='', namespace='wimoor_20240108_dev', watchDelay=30000, logName='', service='wimoor-gateway', weight=1.0, clusterName='DEFAULT', group='DEFAULT_GROUP', namingLoadCacheAtStart='false', metadata={IPv6=null, preserved.register.source=SPRING_CLOUD}, registerEnabled=true, ip='192.168.1.253', networkInterface='', port=8099, secure=false, accessKey='', secretKey='', heartBeatInterval=null, heartBeatTimeout=null, ipDeleteTimeout=null, instanceEnabled=true, ephemeral=true, failureToleranceEnabled=false}, ipDeleteTimeout=null, failFast=true}},
com.alibaba.nacos.api.exception.NacosException: Client not connected, current status:STARTING
at com.alibaba.nacos.common.remote.client.RpcClient.request(RpcClient.java:639) ~[nacos-client-2.2.0.jar:na]
at com.alibaba.nacos.common.remote.client.RpcClient.request(RpcClient.java:619) ~[nacos-client-2.2.0.jar:na]
at com.alibaba.nacos.client.naming.remote.gprc.NamingGrpcClientProxy.requestToServer(NamingGrpcClientProxy.java:356) ~[nacos-client-2.2.0.jar:na]
at com.alibaba.nacos.client.naming.remote.gprc.NamingGrpcClientProxy.doRegisterService(NamingGrpcClientProxy.java:209) ~[nacos-client-2.2.0.jar:na]
at com.alibaba.nacos.client.naming.remote.gprc.NamingGrpcClientProxy.registerService(NamingGrpcClientProxy.java:123) ~[nacos-client-2.2.0.jar:na]
at com.alibaba.nacos.client.naming.remote.NamingClientProxyDelegate.registerService(NamingClientProxyDelegate.java:98) ~[nacos-client-2.2.0.jar:na]
at com.alibaba.nacos.client.naming.NacosNamingService.registerInstance(NacosNamingService.java:152) ~[nacos-client-2.2.0.jar:na]
at com.alibaba.cloud.nacos.registry.NacosServiceRegistry.register(NacosServiceRegistry.java:75) ~[spring-cloud-starter-alibaba-nacos-discovery-2021.0.5.0.jar:2021.0.5.0]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.register(AbstractAutoServiceRegistration.java:232) [spring-cloud-commons-3.1.5.jar:3.1.5]
at com.alibaba.cloud.nacos.registry.NacosAutoServiceRegistration.register(NacosAutoServiceRegistration.java:78) [spring-cloud-starter-alibaba-nacos-discovery-2021.0.5.0.jar:2021.0.5.0]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.start(AbstractAutoServiceRegistration.java:133) [spring-cloud-commons-3.1.5.jar:3.1.5]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.bind(AbstractAutoServiceRegistration.java:98) [spring-cloud-commons-3.1.5.jar:3.1.5]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.onApplicationEvent(AbstractAutoServiceRegistration.java:86) [spring-cloud-commons-3.1.5.jar:3.1.5]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.onApplicationEvent(AbstractAutoServiceRegistration.java:47) [spring-cloud-commons-3.1.5.jar:3.1.5]
at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:176) [spring-context-5.3.23.jar:5.3.23]
at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:169) [spring-context-5.3.23.jar:5.3.23]
at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:143) [spring-context-5.3.23.jar:5.3.23]
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:421) [spring-context-5.3.23.jar:5.3.23]
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:378) [spring-context-5.3.23.jar:5.3.23]
at org.springframework.boot.web.reactive.context.WebServerManager.start(WebServerManager.java:57) [spring-boot-2.6.13.jar:2.6.13]
at org.springframework.boot.web.reactive.context.WebServerStartStopLifecycle.start(WebServerStartStopLifecycle.java:40) [spring-boot-2.6.13.jar:2.6.13]
at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:178) [spring-context-5.3.23.jar:5.3.23]
at org.springframework.context.support.DefaultLifecycleProcessor.access$200(DefaultLifecycleProcessor.java:54) [spring-context-5.3.23.jar:5.3.23]
at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:356) [spring-context-5.3.23.jar:5.3.23]
at java.lang.Iterable.forEach(Iterable.java:75) ~[na:1.8.0_251]
at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:155) [spring-context-5.3.23.jar:5.3.23]
at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:123) [spring-context-5.3.23.jar:5.3.23]
at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:935) [spring-context-5.3.23.jar:5.3.23]
at org.springframework.context.support.AbstractApplicationContext.__refresh(AbstractApplicationContext.java:586) [spring-context-5.3.23.jar:5.3.23]
at org.springframework.context.support.AbstractApplicationContext.jrLockAndRefresh(AbstractApplicationContext.java:41002) [spring-context-5.3.23.jar:5.3.23]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:42008) [spring-context-5.3.23.jar:5.3.23]
at org.springframework.boot.web.reactive.context.ReactiveWebServerApplicationContext.refresh(ReactiveWebServerApplicationContext.java:64) ~[spring-boot-2.6.13.jar:2.6.13]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:745) ~[spring-boot-2.6.13.jar:2.6.13]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:420) ~[spring-boot-2.6.13.jar:2.6.13]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:307) ~[spring-boot-2.6.13.jar:2.6.13]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1317) ~[spring-boot-2.6.13.jar:2.6.13]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1306) ~[spring-boot-2.6.13.jar:2.6.13]
at com.wimoor.GatewayApplication.main(GatewayApplication.java:19) ~[classes/:na]
Nacos 客户端：2.2.0
部署环境：Docker
原因就是因为是Docker部署的，Nacos2.X版本中，增加了gRPC通信端口，需要由docker一并映射出来，否则就会出现无法初始化连接，之前端口只需要映射 8848。
在docker容器中映射9848端口（直接使用脚本启动的不会有这个问题）