org.springframework.beans.factory.UnsatisfiedDependencyException

在这里插入图片描述
错误:org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name ‘userController’: Unsatisfied dependency expressed through field ‘userService’; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type ‘Service.UserService’ available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}

原因:创建userController对象时,通过userService字段名无法获得满足的满足的以来关系,原因有:

  1. 在类中为书写@Service注解,使得配置文件无法根据bean id识别完成自动注入
  2. 在方法上未书写 @Autowired,又未写setter()和getter()方法

处理:知道报错提示的类或者接口,添加相应的注解

spring中的事务

发布
事务传播途径机制
PROPAGATION_REQUIRED
Spring默认的传播机制,能满足绝大部分业务需求,如果外层有事务,则当前事务加入到外层事务,一块提交,一块回滚。如果外层没有事务,新建一个事务执行
PROPAGATION_REQUES_NEW
该事务传播机制是每次都会新开启一个事务,同时把外层事务挂起,当当前事务执行完毕,恢复上层事务的执行。如果外层没有事务,执行当前新开启的事务即可
PROPAGATION_SUPPORT
如果外层有事务,则加入外层事务,如果外层没有事务,则直接使用非事务方式执行。完全依赖外层的事务
PROPAGATION_NOT_SUPPORT
该传播机制不支持事务,如果外层存在事务则挂起,执行完当前代码,则恢复外层事务,无论是否异常都不会回滚当前的代码
PROPAGATION_NEVER
该传播机制不支持外层事务,即如果外层有事务就抛出异常
PROPAGATION_MANDATORY
与NEVER相反,如果外层没有事务,则抛出异常
PROPAGATION_NESTED
该传播机制的特点是可以保存状态保存点,当前事务回滚到某一个点,从而避免所有的嵌套事务都回滚,即各自回滚各自的,如果子事务没有把异常吃掉,基本还是会引起全部回滚的。

事务的传播性:
@Transactional(propagation=Propagation.REQUIRED)
事务的隔离级别:
@Transactional(isolation = Isolation.READ_UNCOMMITTED)
隔离等级分为五中
数据库默认等级
读未提交
读已提交
可重复读
序列化读
隔离等级依次提升,安全性提高的同时,效率随之降低
只读:
@Transactional(readOnly=true)
该属性用于设置当前事务是否为只读事务,设置为true表示只读,false则表示可读写,默认值为false。
事务的超时性:
@Transactional(timeout=30)
事务执行超时停留的时间
回滚:
指定单一异常类:@Transactional(rollbackFor=RuntimeException.class)
指定多个异常类:@Transactional(rollbackFor={RuntimeException.class, Exception.class}

WARN Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushPendingTaskCountMetricsCollector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/monitor/collector/PushPendingTaskCountMetricsCollector.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'namingSubscriberServiceV2Impl' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/NamingSubscriberServiceV2Impl.class]: Unsatisfied dependency expressed through constructor parameter 4; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorDelegate' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorDelegate.class]: Unsatisfied dependency expressed through constructor parameter 1; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorUdpImpl' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorUdpImpl.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'udpPushService' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/UdpPushService.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'udpConnector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/remote/udp/UdpConnector.class]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind 2025-08-28 13:40:18,248 INFO Nacos Log files: D:\nacos\logs 2025-08-28 13:40:18,249 INFO Nacos Log files: D:\nacos\conf 2025-08-28 13:40:18,249 INFO Nacos Log files: D:\nacos\data 2025-08-28 13:40:18,252 ERROR Startup errors : org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushPendingTaskCountMetricsCollector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/monitor/collector/PushPendingTaskCountMetricsCollector.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'namingSubscriberServiceV2Impl' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/NamingSubscriberServiceV2Impl.class]: Unsatisfied dependency expressed through constructor parameter 4; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorDelegate' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorDelegate.class]: Unsatisfied dependency expressed through constructor parameter 1; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorUdpImpl' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorUdpImpl.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'udpPushService' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/UdpPushService.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'udpConnector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/remote/udp/UdpConnector.class]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:794) at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:220) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1372) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1222) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:336) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:334) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:209) at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:955) at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:932) at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:591) at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:147) at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:732) at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:409) at org.springframework.boot.SpringApplication.run(SpringApplication.java:308) at org.springframework.boot.SpringApplication.run(SpringApplication.java:1300) at org.springframework.boot.SpringApplication.run(SpringApplication.java:1289) at com.alibaba.nacos.Nacos.main(Nacos.java:46) 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: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'namingSubscriberServiceV2Impl' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/NamingSubscriberServiceV2Impl.class]: Unsatisfied dependency expressed through constructor parameter 4; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorDelegate' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorDelegate.class]: Unsatisfied dependency expressed through constructor parameter 1; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorUdpImpl' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorUdpImpl.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'udpPushService' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/UdpPushService.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'udpConnector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/remote/udp/UdpConnector.class]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:794) at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:220) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1372) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1222) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:336) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:334) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:209) at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1391) at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1311) at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:904) at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:781) ... 27 common frames omitted Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorDelegate' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorDelegate.class]: Unsatisfied dependency expressed through constructor parameter 1; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorUdpImpl' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorUdpImpl.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'udpPushService' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/UdpPushService.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'udpConnector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/remote/udp/UdpConnector.class]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:794) at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:220) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1372) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1222) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:336) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:334) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:209) at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1391) at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1311) at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:904) at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:781) ... 41 common frames omitted Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorUdpImpl' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorUdpImpl.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'udpPushService' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/UdpPushService.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'udpConnector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/remote/udp/UdpConnector.class]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:794) at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:220) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1372) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1222) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:336) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:334) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:209) at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1391) at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1311) at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:904) at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:781) ... 55 common frames omitted Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'udpPushService' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/UdpPushService.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'udpConnector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/remote/udp/UdpConnector.class]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:794) at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:220) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1372) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1222) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:336) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:334) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:209) at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1391) at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1311) at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:904) at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:781) ... 69 common frames omitted Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'udpConnector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/remote/udp/UdpConnector.class]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:1334) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1232) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:336) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:334) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:209) at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1391) at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1311) at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:904) at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:781) ... 83 common frames omitted Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:226) at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:87) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:1326) ... 95 common frames omitted Caused by: java.net.BindException: Address already in use: Cannot bind at java.net.DualStackPlainDatagramSocketImpl.socketBind(Native Method) at java.net.DualStackPlainDatagramSocketImpl.bind0(DualStackPlainDatagramSocketImpl.java:84) at java.net.AbstractPlainDatagramSocketImpl.bind(AbstractPlainDatagramSocketImpl.java:99) at java.net.DatagramSocket.bind(DatagramSocket.java:392) at java.net.DatagramSocket.<init>(DatagramSocket.java:242) at java.net.DatagramSocket.<init>(DatagramSocket.java:196) at com.alibaba.nacos.naming.remote.udp.UdpConnector.<init>(UdpConnector.java:58) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:213) ... 97 common frames omitted 2025-08-28 13:40:18,586 WARN [WatchFileCenter] start close 2025-08-28 13:40:18,587 WARN [WatchFileCenter] start to shutdown this watcher which is watch : D:\nacos\conf 2025-08-28 13:40:18,590 WARN [WatchFileCenter] already closed 2025-08-28 13:40:18,591 INFO [NotifyCenter] Start destroying Publisher 2025-08-28 13:40:18,591 INFO [NotifyCenter] Completed destruction of Publisher 2025-08-28 13:40:18,592 ERROR Nacos failed to start, please see D:\nacos\logs\nacos.log for more details. 2025-08-28 13:40:18,609 INFO Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. 2025-08-28 13:40:18,634 ERROR Application run failed org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushPendingTaskCountMetricsCollector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/monitor/collector/PushPendingTaskCountMetricsCollector.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'namingSubscriberServiceV2Impl' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/NamingSubscriberServiceV2Impl.class]: Unsatisfied dependency expressed through constructor parameter 4; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorDelegate' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorDelegate.class]: Unsatisfied dependency expressed through constructor parameter 1; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorUdpImpl' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorUdpImpl.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'udpPushService' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/UdpPushService.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'udpConnector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/remote/udp/UdpConnector.class]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:794) at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:220) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1372) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1222) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:336) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:334) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:209) at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:955) at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:932) at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:591) at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:147) at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:732) at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:409) at org.springframework.boot.SpringApplication.run(SpringApplication.java:308) at org.springframework.boot.SpringApplication.run(SpringApplication.java:1300) at org.springframework.boot.SpringApplication.run(SpringApplication.java:1289) at com.alibaba.nacos.Nacos.main(Nacos.java:46) 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: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'namingSubscriberServiceV2Impl' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/NamingSubscriberServiceV2Impl.class]: Unsatisfied dependency expressed through constructor parameter 4; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorDelegate' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorDelegate.class]: Unsatisfied dependency expressed through constructor parameter 1; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorUdpImpl' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorUdpImpl.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'udpPushService' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/UdpPushService.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'udpConnector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/remote/udp/UdpConnector.class]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:794) at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:220) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1372) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1222) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:336) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:334) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:209) at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1391) at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1311) at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:904) at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:781) ... 27 common frames omitted Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorDelegate' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorDelegate.class]: Unsatisfied dependency expressed through constructor parameter 1; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorUdpImpl' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorUdpImpl.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'udpPushService' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/UdpPushService.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'udpConnector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/remote/udp/UdpConnector.class]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:794) at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:220) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1372) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1222) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:336) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:334) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:209) at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1391) at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1311) at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:904) at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:781) ... 41 common frames omitted Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'pushExecutorUdpImpl' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/v2/executor/PushExecutorUdpImpl.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'udpPushService' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/UdpPushService.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'udpConnector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/remote/udp/UdpConnector.class]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:794) at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:220) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1372) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1222) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:336) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:334) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:209) at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1391) at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1311) at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:904) at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:781) ... 55 common frames omitted Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'udpPushService' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/push/UdpPushService.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'udpConnector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/remote/udp/UdpConnector.class]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:794) at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:220) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1372) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1222) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:336) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:334) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:209) at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1391) at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1311) at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:904) at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:781) ... 69 common frames omitted Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'udpConnector' defined in URL [jar:file:/D:/nacos/target/nacos-server.jar!/BOOT-INF/lib/nacos-naming-2.5.1.jar!/com/alibaba/nacos/naming/remote/udp/UdpConnector.class]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:1334) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1232) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:336) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:334) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:209) at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1391) at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1311) at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:904) at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:781) ... 83 common frames omitted Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.remote.udp.UdpConnector]: Constructor threw exception; nested exception is java.net.BindException: Address already in use: Cannot bind at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:226) at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:87) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:1326) ... 95 common frames omitted Caused by: java.net.BindException: Address already in use: Cannot bind at java.net.DualStackPlainDatagramSocketImpl.socketBind(Native Method) at java.net.DualStackPlainDatagramSocketImpl.bind0(DualStackPlainDatagramSocketImpl.java:84) at java.net.AbstractPlainDatagramSocketImpl.bind(AbstractPlainDatagramSocketImpl.java:99) at java.net.DatagramSocket.bind(DatagramSocket.java:392) at java.net.DatagramSocket.<init>(DatagramSocket.java:242) at java.net.DatagramSocket.<init>(DatagramSocket.java:196) at com.alibaba.nacos.naming.remote.udp.UdpConnector.<init>(UdpConnector.java:58) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:213) ... 97 common frames omitted 2025-08-28 13:40:18,645 INFO [ThreadPoolManager] Start destroying ThreadPool 2025-08-28 13:40:18,645 INFO [ThreadPoolManager] Completed destruction of ThreadPool
08-29
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