Spring MVC HTTP Error 500：servlet通知的Servlet.init（）引发了异常

我正在尝试运行一个简单的Spring MVC项目 .

它基本上应该从WEB-INF运行一个.jsp文件并显示“Hello World！”正如教程建议的那样 . 当我正在运行项目时，它显示：

HTTP状态500 - Servlet通知的Servlet.init（）引发异常

以下是错误页面包含的内容：

类型异常报告消息Servlet通知的Servlet.init（）引发异常描述服务器遇到内部错误，导致无法完成此请求 . 异常javax.servlet.ServletException：servlet通知的Servlet.init（）抛出异常org.apache.catalina.authenticator.AuthenticatorBase.invoke（AuthenticatorBase.java:501)org.apache.catalina.valves.ErrorReportValve.invoke（ErrorReportValve.java ：79）org.apache.catalina.valves.AbstractAccessLogValve.invoke（AbstractAccessLogValve.java:610)org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:537)org.apache.coyote.http11.AbstractHttp11Processor.process （AbstractHttp11Processor.java:1085)org.apache.coyote.AbstractProtocol $ AbstractConnectionHandler.process（AbstractProtocol.java:658)org.apache.coyote.http11.Http11NioProtocol $ Http11ConnectionHandler.process（Http11NioProtocol.java:222)org.apache.tomcat .util.net.NioEndpoint $ SocketProcessor.doRun（NioEndpoint.java:1556)org.apache.tomcat.util.net.NioEndpoint $ SocketProcessor.run（NioEndpoint.java:1513)java.util.concurrent.ThreadPoolExecutor.runWorker（Unknown来源）java.util.concurrent.ThreadPoolExecutor $ Worker.run（Unk nown Source）org.apache.tomcat.util.threads.TaskThread $ WrappingRunnable.run（TaskThread.java:61）java.lang.Thread.run（Unknown Source）root cause org.springframework.beans.factory.BeanDefinitionStoreException：IOException parsing来自ServletContext资源的XML文档[/WEB-INF/notices-servlet.xml];嵌套异常是java.io.FileNotFoundException：无法打开ServletContext资源[/WEB-INF/notices-servlet.xml] org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBeanDefinitions(XmlBeanDefinitionReader.java:341）org.springframework . beans.factory.xml.XmlBeanDefinitionReader.loadBeanDefinitions（XmlBeanDefinitionReader.java:302）org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions（AbstractBeanDefinitionReader.java:174）org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions（ AbstractBeanDefinitionReader.java:209）org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions（AbstractBeanDefinitionReader.java:180)org.springframework.web.context.support.XmlWebApplicationContext.loadBeanDefinitions(XmlWebApplicationContext.java:125)org.springframework . web.context.support.XmlWebApplicationContext.loadBeanDefinitions（XmlWebApplicationContext.java:94）org.springframewor k.context.support.AbstractRefreshableApplicationContext.refreshBeanFactory（AbstractRefreshableApplicationContext.java:130）org.springframework.context.support.AbstractApplicationContext.obtainFreshBeanFactory（AbstractApplicationContext.java:537)org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java: 451）org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext（FrameworkServlet.java:651）org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext（FrameworkServlet.java:599)org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext（ FrameworkServlet.java:665)org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext（FrameworkServlet.java:518）org.springframework.web.servlet.FrameworkServlet.initServletBean（FrameworkServlet.java:459）org.springframework.web.servlet . HttpServletBean.init（HttpServletBean.java:136）javax.servlet.GenericServlet.init（GenericServlet .java：158）org.apache.catalina.authenticator.AuthenticatorBase.invoke（AuthenticatorBase.java:501）org.apache.catalina.valves.ErrorReportValve.invoke（ErrorReportValve.java:79）org.apache.catalina.valves.AbstractAccessLogValve .invoke（AbstractAccessLogValve.java:610）org.apache.catalina.connector.CoyoteAdapter.service（CoyoteAdapter.java:537）org.apache.coyote.http11.AbstractHttp11Processor.process（AbstractHttp11Processor.java:1085)org.apache.coyote .AbstractProtocol $ AbstractConnectionHandler.process（AbstractProtocol.java:658）org.apache.coyote.http11.Http11NioProtocol $ Http11ConnectionHandler.process（Http11NioProtocol.java:222）org.apache.tomcat.util.net.NioEndpoint $ SocketProcessor.doRun（NioEndpoint.java:1556)org.apache.tomcat.util . net.NioEndpoint $ SocketProcessor.run（NioEndpoint.java:1513)java.util.concurrent.ThreadPoolExecutor.runWorker（Unknown Source）java.util.concurrent.ThreadPoolExecutor $ Worker.run（Unknown Source）org.apache.tomcat.util . threads.TaskThread $ WrappingRunnable.run（TaskThread.java:61）java.lang.Thread.run（Unknown Source）root cause java.io.FileNotFoundException：无法打开ServletContext资源[/WEB-INF/notices-servlet.xml] org.springframework.web.context.support.ServletContextResource.getInputStream（ServletContextResource.java:140）org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBeanDefinitions(XmlBeanDefinitionReader.java:328)org.springframework.beans.factory.xml . XmlBeanDefinitionReader.loadBeanDefinitions（XmlBeanDefinitionReader.java:302）org.springframework.bea ns.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions（AbstractBeanDefinitionReader.java:174）org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions（AbstractBeanDefinitionReader.java:209）org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions（ AbstractBeanDefinitionReader.java:180)org.springframework.web.context.support.XmlWebApplicationContext.loadBeanDefinitions(XmlWebApplicationContext.java:125)org.springframework.web.context.support.XmlWebApplicationContext.loadBeanDefinitions(XmlWebApplicationContext.java:94）org.springframework . context.support.AbstractRefreshableApplicationContext.refreshBeanFactory（AbstractRefreshableApplicationContext.java:130）org.springframework.context.support.AbstractApplicationContext.obtainFreshBeanFactory（AbstractApplicationContext.java:537）org.springframework.context.support.AbstractApplicationContext.refresh（AbstractApplicationContext.java:451） org.springframework.we b.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext（FrameworkServlet.java:651）org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext（FrameworkServlet.java:599）org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext（FrameworkServlet.java:665） org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext（FrameworkServlet.java:518）org.springframework.web.servlet.FrameworkServlet.initServletBean（FrameworkServlet.java:459）org.springframework.web.servlet.HttpServletBean.init（HttpServletBean . java：136）javax.servlet.GenericServlet.init（GenericServlet.java:158）org.apache.catalina.authenticator.AuthenticatorBase.invoke（AuthenticatorBase.java:501）org.apache.catalina.valves.ErrorReportValve.invoke（ErrorReportValve . java：79）org.apache.catalina.valves.AbstractAccessLogValve.invoke（AbstractAccessLogValve.java:610)org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:537)org.apache.coyote.http11.AbstractHt tp11Processor.process（AbstractHttp11Processor.java:1085)org.apache.coyote.AbstractProtocol $ AbstractConnectionHandler.process（AbstractProtocol.java:658)org.apache.coyote.http11.Http11NioProtocol $ Http11ConnectionHandler.process（Http11NioProtocol.java:222)org . apache.tomcat.util.net.NioEndpoint $ SocketProcessor.doRun（NioEndpoint.java:1556)org.apache.tomcat.util.net.NioEndpoint $ SocketProcessor.run（NioEndpoint.java:1513)java.util.concurrent.ThreadPoolExecutor . runWorker（Unknown Source）java.util.concurrent.ThreadPoolExecutor $ Worker.run（Unknown Source）org.apache.tomcat.util.threads.TaskThread $ WrappingRunnable.run（TaskThread.java:61）java.lang.Thread.run（未知来源）

这是我的web.xml文件：

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
  <display-name>WebMVC</display-name>
  <welcome-file-list>
    <welcome-file>index.html</welcome-file>
    <welcome-file>index.htm</welcome-file>
    <welcome-file>index.jsp</welcome-file>
    <welcome-file>default.html</welcome-file>
    <welcome-file>default.htm</welcome-file>
    <welcome-file>default.jsp</welcome-file>
  </welcome-file-list>
  <servlet>
    <description></description>
    <display-name>notices</display-name>
    <servlet-name>notices</servlet-name>
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
  </servlet>
  <servlet-mapping>
    <servlet-name>notices</servlet-name>
    <url-pattern>/</url-pattern>
  </servlet-mapping>
</web-app>

这是notices-servlet.xml文件：

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
</beans>

这是HelloWorld.jsp：

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
    <title>Insert title here</title>
</head>
<body>
    Hello World!
</body>

我几乎尝试了所有Spring MVC HTTP错误500解决方案 . 但他们没有解决我得到的错误 . 导致错误的原因是什么，我该如何解决？