在vue项目中引入饿了么elementUI组件的步骤之中，出现以下的错误：

D:\my-project-first>npm i element-ui -S
Unhandled rejection RangeError: Maximum call stack size exceededill install loadIdealTree
    at RegExp.test (<anonymous>)
    at D:\node_modules\npm\node_modules\aproba\index.js:38:16
    at Array.forEach (<anonymous>)
    at module.exports (D:\node_modules\npm\node_modules\aproba\index.js:33:11)
    at flatNameFromTree (D:\node_modules\npm\lib\install\flatten-tree.js:37:3)
    at flatNameFromTree (D:\node_modules\npm\lib\install\flatten-tree.js:39:14)
    at flatNameFromTree (D:\node_modules\npm\lib\install\flatten-tree.js:39:14)
    at flatNameFromTree (D:\node_modules\npm\lib\install\flatten-tree.js:39:14)
    at flatNameFromTree (D:\node_modules\npm\lib\install\flatten-tree.js:39:14)
    at flatNameFromTree (D:\node_modules\npm\lib\install\flatten-tree.js:39:14)
    at flatNameFromTree (D:\node_modules\npm\lib\install\flatten-tree.js:39:14)
    at flatNameFromTree (D:\node_modules\npm\lib\install\flatten-tree.js:39:14)
    at flatNameFromTree (D:\node_modules\npm\lib\install\flatten-tree.js:39:14)
    at flatNameFromTree (D:\node_modules\npm\lib\install\flatten-tree.js:39:14)
    at flatNameFromTree (D:\node_modules\npm\lib\install\flatten-tree.js:39:14)
    at flatNameFromTree (D:\node_modules\npm\lib\install\flatten-tree.js:39:14)

npm ERR! cb() never called!

npm ERR! This is an error with npm itself. Please report this error at:
npm ERR!     <https://github.com/npm/npm/issues>

npm ERR! A complete log of this run can be found in:
npm ERR!     C:\Program Files\nodejs\node_cache\_logs\2018-08-28T07_04_04_977Z-debug.log

D:\my-project-first>

解决办法：

尝试 删除项目中的 package-lock.json 文件 和 node_modules 文件夹，然后再尝试 npm install.