spring矿建，dubbo版本升级为2.7.22，启动报错

Question

使用Spring框架，dubbo版本由2.5.10升级为2.7.22版本，spring为适配dubbo版本由4.2.6.RELEASE升级为5.3.23，zookeeper版本为3.7.1版本，但是服务器启动tomgcat失败，且报错（Error）:

十月 30, 2025 3:24:59 下午 org.apache.catalina.core.StandardContext resourcesStart
严重: Error starting static Resources
java.lang.IllegalArgumentException: Document base /app/tomcat/webapps/med does not exist or is not a readable directory
        at org.apache.naming.resources.FileDirContext.setDocBase(FileDirContext.java:136)
        at org.apache.catalina.core.StandardContext.resourcesStart(StandardContext.java:5197)
        at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5386)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:147)
        at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:899)
        at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
        at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:677)
        at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1962)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)

没有配置过：/app/tomcat/webapps/med该地址路径

严重: One or more listeners failed to start. Full details will be found in the appropriate container log file
ERROR 2025-10-30 15:25:05.634 [localhost-startStop-1]  - Context initialization failed
org.springframework.beans.factory.BeanDefinitionStoreException: Unexpected exception parsing XML document from URL [file:/app/tomcat/webapps/channel-access-1.0-SNAPSHOT/WEB-INF/classes/spring/root-context.xml]; nested exception is java.lang.IllegalStateException: Context namespace element 'annotation-config' and its parser class [org.springframework.context.annotation.AnnotationConfigBeanDefinitionParser] are only available on JDK 1.5 and higher
        at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.doLoadBeanDefinitions(XmlBeanDefinitionReader.java:420) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBeanDefinitions(XmlBeanDefinitionReader.java:342) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBeanDefinitions(XmlBeanDefinitionReader.java:310) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:143) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:178) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:149) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.web.context.support.XmlWebApplicationContext.loadBeanDefinitions(XmlWebApplicationContext.java:124) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.web.context.support.XmlWebApplicationContext.loadBeanDefinitions(XmlWebApplicationContext.java:92) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.context.support.AbstractRefreshableApplicationContext.refreshBeanFactory(AbstractRefreshableApplicationContext.java:123) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.context.support.AbstractApplicationContext.obtainFreshBeanFactory(AbstractApplicationContext.java:422) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:352) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:255) ~[spring-2.5.6.SEC03.jar:4.2.6.RELEASE]
        at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:199) ~[spring-2.5.6.SEC03.jar:4.2.6.RELEASE]
        at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:45) ~[spring-2.5.6.SEC03.jar:4.2.6.RELEASE]
        at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:5068) ~[catalina.jar:7.0.68]
        at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5584) ~[catalina.jar:7.0.68]
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:147) ~[catalina.jar:7.0.68]
        at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:899) ~[catalina.jar:7.0.68]
        at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875) ~[catalina.jar:7.0.68]
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652) ~[catalina.jar:7.0.68]
        at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:1091) ~[catalina.jar:7.0.68]
        at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1980) ~[catalina.jar:7.0.68]
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_201]
        at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_201]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[?:1.8.0_201]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[?:1.8.0_201]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_201]
Caused by: java.lang.IllegalStateException: Context namespace element 'annotation-config' and its parser class [org.springframework.context.annotation.AnnotationConfigBeanDefinitionParser] are only available on JDK 1.5 and higher
        at org.springframework.context.config.ContextNamespaceHandler$1.parse(ContextNamespaceHandler.java:65) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.beans.factory.xml.NamespaceHandlerSupport.parse(NamespaceHandlerSupport.java:69) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.beans.factory.xml.BeanDefinitionParserDelegate.parseCustomElement(BeanDefinitionParserDelegate.java:1297) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.beans.factory.xml.BeanDefinitionParserDelegate.parseCustomElement(BeanDefinitionParserDelegate.java:1287) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.beans.factory.xml.DefaultBeanDefinitionDocumentReader.parseBeanDefinitions(DefaultBeanDefinitionDocumentReader.java:135) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.beans.factory.xml.DefaultBeanDefinitionDocumentReader.registerBeanDefinitions(DefaultBeanDefinitionDocumentReader.java:92) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.registerBeanDefinitions(XmlBeanDefinitionReader.java:507) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.doLoadBeanDefinitions(XmlBeanDefinitionReader.java:398) ~[spring-2.5.6.SEC03.jar:2.5.6.SEC03]
        ... 26 more

程序中spring相关配置文件命名也没有root-context.xml这个配置文件，为什么会报这两个错误，该怎么解决？请高工们给分析一下，给个解决方案

Answer 1

阿里嘎多学长整理AIGC生成，因移动端显示问题导致当前答案未能完全显示，请使用PC端查看更加详细的解答过程

问题分析

• 您升级了Dubbo版本从2.5.10到2.7.22
• 同时升级了Spring版本从4.2.6.RELEASE到5.3.23
• 使用Zookeeper 3.7.1作为注册中心
• 启动报错

解决方案

1. 检查Dubbo配置 确保Dubbo配置文件（通常是dubbo.properties或dubbo.xml)正确配置了Zookeeper的连接信息。
2. 检查Spring配置 检查Spring配置文件（通常是application.properties或application.yml)是否正确配置了Dubbo的依赖。
3. 检查依赖版本 检查项目的依赖版本是否正确，特别是Dubbo和Spring的版本。
4. 检查Zookeeper连接 检查Zookeeper是否正常运行，是否可以连接。

核心代码

<!-- dubbo.properties -->
dubbo.registry.address=zookeeper://127.0.0.1:2181

<!-- application.properties -->
spring.dubbo.application.name=my-app
spring.dubbo.registry.address=zookeeper://127.0.0.1:2181

如果以上步骤都检查无误，仍然报错，请提供详细的错误信息和配置文件内容，以便进一步帮助。