eclipse导入maven项目报resources文件夹红叉问题解决方案

1.找到该项目下的settings文件夹，

2.找到该文件

本图片来自网络

3.打开查看版本号

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与web.xml文件中的版本号做对比

本图片来自网络

4.然后在Eclipse中点击该项目maven update Project， OK！

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