解决办法
方法一:重启Eclipse
方法二:
| The “Build Path” for your Java environment is not setup correctly in Eclipse. To fix this, follow these steps: 1) Open the Preferences Window by clicking “Window -> Preferences” 2) Find the “Java” section and expand it 3) Select “Build Path ” 4) Change the value of Source and output folder from Folders to “Project” 5) Click Apply and then “OK ” Your problem should be resolved! |
改完之后再改回来也可解决
本文介绍了解决Eclipse中Java构建路径设置不正确的问题。通过调整项目的源代码和输出文件夹设置到Project级别,然后还原设置,可以有效解决此问题。

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