java.lang.ClassNotFoundException: org.springframework.web.servlet.DispatcherServlet

1、错误描述

一月 10, 2017 5:31:26 下午 org.apache.catalina.core.ApplicationContext log
严重: Error loading WebappClassLoader
  context: /Cdmp
  delegate: false
  repositories:
    /WEB-INF/classes/
----------> Parent Classloader:
org.apache.catalina.loader.StandardClassLoader@1096d110
 org.springframework.web.servlet.DispatcherServlet
java.lang.ClassNotFoundException: org.springframework.web.servlet.DispatcherServlet
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1680)
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1526)
	at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1128)
	at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1026)
	at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:4451)
	at org.apache.catalina.core.StandardContext.start(StandardContext.java:4768)
	at org.apache.catalina.startup.HostConfig.checkResources(HostConfig.java:1287)
	at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1385)
	at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:307)
	at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:142)
	at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1393)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1657)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1666)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1646)
	at java.lang.Thread.run(Thread.java:745)

一月 10, 2017 5:31:26 下午 org.apache.catalina.core.StandardContext loadOnStartup
严重: Servlet /Cdmp threw load() exception
java.lang.ClassNotFoundException: org.springframework.web.servlet.DispatcherServlet
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1680)
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1526)
	at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1128)
	at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1026)
	at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:4451)
	at org.apache.catalina.core.StandardContext.start(StandardContext.java:4768)
	at org.apache.catalina.startup.HostConfig.checkResources(HostConfig.java:1287)
	at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1385)
	at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:307)
	at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:142)
	at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1393)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1657)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1666)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1646)
	at java.lang.Thread.run(Thread.java:745)

2、错误原因

        在Maven项目中，spring-webmvc有关的jar包已经生成，但是还是找不到“org.springframework.web.servlet.DispatcherServlet”

3、解决办法