当我尝试在tomcat上部署我的项目时遇到此问题 . 我已经检查过Tomcat版本的编译版和JVM都是一样的......
不过，我无法弄清楚为什么会发生这个错误......
来自控制台的错误信息：
ContainerBase.addChild：start：org.apache.catalina.LifecycleException：无法在org.apache.catalina.util.LifecycleBase.start（LifecycleBase）启动组件[StandardEngine [Catalina] .StandardHost [localhost] .StandardContext [/ AddressBookBeta]] .java：153）org.apache.catalina.core.ContainerBase.addChildInternal（ContainerBase.java:725）org.apache.catalina.core.ContainerBase.addChild（ContainerBase.java:701）atg.apache.catalina . core.tandardHost.addChild（StandardHost.java:717）位于org.apache.catalina.startup.HostConfig.deployDescriptor（HostConfig.java:587）org.apache.catalina.startup.HostConfig $ DeployDescriptor.run（HostConfig.java： 1798）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）java.util.concurrent.ThreadPoolExecutor $ Worker.run（ThreadPoolExecutor.java:617）at java.lang.Thread.run（Thread.java:745）引起by：java.lang.NoClassDefFoundError：org / apache / tiles / request / ApplicationContext at java.lang.Class.getDeclaredFields0（Native Method）at java.lang.Class.privateGetDeclaredFields（Class.java:2583）at java.lang.Class位于org.apache.catalina.util.Introspection.getDeclaredFields（Introspection.java:106）的.getDeclaredFields（Class.java:1916）org.apache.catalina.startup.WebAnnotationSet.loadFieldsAnnotation（WebAnnotationSet.java:256）at org . 位于org.apache.catalina.startup.WebAnnotationSet.loadApplicationAnnotations（WebAnnotationSet.java:63）的apache.catalina.startup.WebAnnotationSet.loadApplicationListenerAnnotations（WebAnnotationSet.java:86）org.apache.catalina.startup.ContextConfig.applicationAnnotationsConfig（ContextConfig . java：335）org.apache.catalina.startup.ContextConfig.configureStart（ContextConfig.java:782）org.apache.catalina.startup.ContextConfig.lifecycleEvent（ContextConfig.java:306）at org.apache.catalina.util .LifecycleSupport.fireLifecycleEvent（LifecycleSupport.java:95）at或位于org.apache.catalina.util.LifecycleBase.start的org.apache.catalina.core.StandardContext.startInternal（StandardContext.java:5171）中的g.apache.catalina.util.LifecycleBase.fireLifecycleEvent（LifecycleBase.java:90） LifecycleBase.java:147）... 10更多引起：org.apache.catalina.loader.WebappClassLoaderBase.loadClass（WebappClassLoaderBase.java:1305）中的java.lang.ClassNotFoundException：org.apache.tiles.request.ApplicationContext .apache.catalina.loader.WebappClassLoaderBase.loadClass（WebappClassLoaderBase.java:1139）... 24更多org.apache.catalina.startup.HostConfig deployDescriptor错误部署配置描述符/ Users / ChangGuoxuan / Desktop / TemporaryFiles / EclipseWorkspace / apache-tomcat -8.0.35 / conf / Catalina / localhost / AddressBookBeta.xml java.lang.IllegalStateException：ContainerBase.addChild：start：org.apache.catalina.LifecycleException：无法启动组件[StandardEngine [Catalina] .StandardHost [localhost] .StandardContext [/ AddressBookBeta]]在org.apache.catalina.c ore.ContainerBase.addChildInternal（ContainerBase.java:729）org.apache.catalina.core.ContainerBase.addChild（ContainerBase.java:701）org.apache.catalina.core.StandardHost.addChild（StandardHost.java:717） at org.apache.catalina.startup.HostConfig.deployDescriptor（HostConfig.java:587）at org.apache.catalina.startup.HostConfig $ DeployDescriptor.run（HostConfig.java:1798）at java.util.concurrent.Executors $ RunnableAdapter .call（Executors.java:511）位于java.util.concurrent.ThreadPoolExecutor.runWorker（ThreadPoolExecutor.java:1142）的java.util.concurrent.FutureTask.run（FutureTask.java:266）中的java.util.concurrent . ThreadPoolExecutor $ Worker.run（ThreadPoolExecutor.java:617）at java.lang.Thread.run（Thread.java:745）
这是我的web.xml：
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
id="WebApp_ID" version="3.1">
<display-name>AddressBookBeta</display-name>
<context-param>
<param-name>org.apache.tiles.impl.BasicTilesContainer.DEFINITIONS_CONFIG</param-name>
<param-value>/WEB-INF/tiles.xml</param-value>
</context-param>
<listener>
<listener-class>org.apache.struts2.tiles.StrutsTilesListener</listener-class>
</listener>
<filter>
<filter-name>struts2</filter-name>
<filter-class>
org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter
</filter-class>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<welcome-file-list>
<welcome-file>/main/home.jsp</welcome-file>
</welcome-file-list>
</web-app>
这是struts.xml：
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"
"http://struts.apache.org/dtds/struts-2.3.dtd">
<struts>
<constant name="struts.devMode" value="false"/>
<package name="menuDefault" extends="struts-default">
<action name="*Menu"
class="com.prj.action.MenuAction" method="{1}Menu">
<result name="home">home.jsp</result>
</action>
</package>
<package name="userDefault" extends="struts-default">
<result-types>
<result-type name="tiles"
class="org.apache.struts2.views.tiles.TilesResult"/>
</result-types>
<action name="loginUser" class="com.prj.action.UserAction" method="validateUser">
<result name="success">home.jsp</result>
<result name="login">/main/login.jsp</result>
</action>
<action name="registerUser" class="com.prj.action.UserAction" method="registerUser">
<result name="success">/main/register.jsp</result>
</action>
</package>
</struts>
我是struts2的新手，所以任何想法？