SpringBoot部署启动报错：Failed to start component [StandardEngine[Catalina].StandardHost[localhost].Standar

灰太狼 2022-01-19 05:09 297阅读 0赞

环境：

> jdk:1.8  
> tomcat:8.5  
> springboot:2.0.4

全部报错信息为：

11-Jun-2019 10:13:52.296 严重 [localhost-startStop-2] org.apache.catalina.core.ContainerBase.addChildInternal ContainerBase.addChild: start: 
     org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/test]]
    	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:167)
    	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:754)
    	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:730)
    	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:734)
    	at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:980)
    	at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1852)
    	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
    	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    	at java.lang.Thread.run(Thread.java:748)
    Caused by: org.springframework.jmx.export.UnableToRegisterMBeanException: Unable to register MBean [com.alibaba.druid.filter.stat.StatFilter@3bc6037f] with key 'statFilter'; nested exception is javax.management.InstanceAlreadyExistsException: com.alibaba.druid.filter.stat:name=statFilter,type=StatFilter
    	at org.springframework.jmx.export.MBeanExporter.registerBeanNameOrInstance(MBeanExporter.java:625)
    	at org.springframework.jmx.export.MBeanExporter.lambda$registerBeans$2(MBeanExporter.java:551)
    	at java.util.HashMap.forEach(HashMap.java:1288)
    	at org.springframework.jmx.export.MBeanExporter.registerBeans(MBeanExporter.java:551)
    	at org.springframework.jmx.export.MBeanExporter.afterSingletonsInstantiated(MBeanExporter.java:434)
    	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:776)
    	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:869)
    	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:550)
    	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:140)
    	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:762)
    	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:398)
    	at org.springframework.boot.SpringApplication.run(SpringApplication.java:330)
    	at org.springframework.boot.web.servlet.support.SpringBootServletInitializer.run(SpringBootServletInitializer.java:157)
    	at org.springframework.boot.web.servlet.support.SpringBootServletInitializer.createRootApplicationContext(SpringBootServletInitializer.java:137)
    	at org.springframework.boot.web.servlet.support.SpringBootServletInitializer.onStartup(SpringBootServletInitializer.java:91)
    	at org.springframework.web.SpringServletContainerInitializer.onStartup(SpringServletContainerInitializer.java:172)
    	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5225)
    	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
    	... 10 more
    Caused by: javax.management.InstanceAlreadyExistsException: com.alibaba.druid.filter.stat:name=statFilter,type=StatFilter
    	at com.sun.jmx.mbeanserver.Repository.addMBean(Repository.java:437)
    	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerWithRepository(DefaultMBeanServerInterceptor.java:1898)
    	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:966)
    	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:900)
    	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:324)
    	at com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522)
    	at org.springframework.jmx.support.MBeanRegistrationSupport.doRegister(MBeanRegistrationSupport.java:137)
    	at org.springframework.jmx.export.MBeanExporter.registerBeanInstance(MBeanExporter.java:671)
    	at org.springframework.jmx.export.MBeanExporter.registerBeanNameOrInstance(MBeanExporter.java:615)
    	... 27 more
    
    11-Jun-2019 10:13:52.421 严重 [localhost-startStop-2] org.apache.catalina.startup.HostConfig.deployWAR Error deploying web application archive [C:\software\apache-tomcat-8.5.39\apache-tomcat-8.5.39\webapps\test.war]
     java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/test]]
    	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:758)
    	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:730)
    	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:734)
    	at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:980)
    	at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1852)
    	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
    	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    	at java.lang.Thread.run(Thread.java:748)

查阅到是因为在同一个tomcat下部署了多个springboot项目所导致的，  
Java管理扩展(JMX)提供了一种监视和管理应用程序的标准机制，默认情况下，Spring Boot将管理端点公开为org.springframework.boot域中的JMX mbean。  
如要解决此问题，有两种方法可选

1.  需要为每个项目设置domain属性区分开jmx的MBean的名字

spring.jmx.default-domain=project1

1.  在其中一个项目中直接禁用jmx

spring.jmx.enabled=false

参考自  
[链接][Link 1]  
[jmx配置][jmx]

[Link 1]: https://blog.csdn.net/sinat_30314715/article/details/79983054
[jmx]: https://segmentfault.com/a/1190000015355526?utm_source=tag-newest