eclipse项目红色感叹号问题

Question

看了许多相关的文章，都没解决问题。环境变量配置正确。

错误提示1：Description Resource Path Location Type
Archive for required library: '.classpath' in project 'CollectionClass' cannot be read or is not a valid ZIP file CollectionClass Build path Build Path Problem
错误提示2：Description Resource Path Location Type
The project cannot be built until build path errors are resolved CollectionClass Unknown Java Problem

Answer 1

路径不对，包没倒进来，如果没有新增第三方包的话就新建一个项目，把新建项目的jre库拖进来，把原来的库删掉再刷新试试