報錯資訊：
org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:918)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:583)
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:145)
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:745)
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:423)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:307)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1317)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1306)
at com.alibaba.nacos.Nacos.main(Nacos.java:35)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.springframework.boot.loader.MainMethodRunner.run(MainMethodRunner.java:49)
at org.springframework.boot.loader.Launcher.launch(Launcher.java:108)
at org.springframework.boot.loader.Launcher.launch(Launcher.java:58)
at org.springframework.boot.loader.PropertiesLauncher.main(PropertiesLauncher.java:467)
Caused by: java.io.IOException: Failed to bind to address 0.0.0.0/0.0.0.0:9848
at io.grpc.netty.shaded.io.grpc.netty.NettyServer.start(NettyServer.java:328)
at io.grpc.internal.ServerImpl.start(ServerImpl.java:184)
at io.grpc.internal.ServerImpl.start(ServerImpl.java:93)
at com.alibaba.nacos.core.remote.grpc.BaseGrpcServer.startServer(BaseGrpcServer.java:106)
at com.alibaba.nacos.core.remote.BaseRpcServer.start(BaseRpcServer.java:59)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleElement.invoke(InitDestroyAnnotationBeanPostProcessor.java:389)
at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleMetadata.invokeInitMethods(InitDestroyAnnotationBeanPostProcessor.java:333)
at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeInitialization(InitDestroyAnnotationBeanPostProcessor.java:157)
... 26 common frames omitted
Caused by: io.grpc.netty.shaded.io.netty.channel.unix.Errors$NativeIoException: bind(..) failed: 地址已在使用
2024-07-05 16:21:44,036 WARN [ThreadPoolManager] Start destroying ThreadPool
2024-07-05 16:21:44,036 WARN [ThreadPoolManager] Destruction of the end
報錯資訊如上所示
問題原因：很明顯是埠被佔用
查詢佔用埠的程序並結束：在命令列中執行以下命令，找到佔用8848埠的程序ID（PID）：
Linux系統：lsof -i :9849
然後使用kill命令結束該程序：
Linux系統：kill
注意：請確保結束的程序是安全的，避免誤殺關鍵程序。