报错处理----maven管理springMVC包lib不存在

1.错误代码

严重: Exception starting filter CharacterEncodingFilter
java.lang.ClassNotFoundException: org.springframework.web.filter.CharacterEncodingFilter
	at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1333)
	at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1167)
	at org.apache.catalina.core.DefaultInstanceManager.loadClass(DefaultInstanceManager.java:509)
	at org.apache.catalina.core.DefaultInstanceManager.loadClassMaybePrivileged(DefaultInstanceManager.java:490)
	at org.apache.catalina.core.DefaultInstanceManager.newInstance(DefaultInstanceManager.java:118)
	at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:258)
	at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:105)
	at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4700)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5340)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1408)
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1398)
	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:745)

2.检查流程

    (1)代码无编译错误

    (2)右击项目->properties->Deployment Assembly->发现并没有WEB-INF/lib目标。

    

    点击“Add”后把maven依赖添加进来


    项目刷新后再次查看


    再次启动项目已成功。处理成功。

(3)文件.classpath修改

    如果上述问题处理后,只有一次性成功运行,可以查看项目下的.classpath文件

    

打开这个文件,手动添加lib目录

<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>


3.问题处理完成,项目正常运行

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转载自blog.csdn.net/qq_41876436/article/details/80932541