Uncaught TypeError: Cannot read property ‘forEach‘ of undefined

分类: 文章 • 2024-06-06 16:49:52

Uncaught TypeError: Cannot read property ‘forEach’ of undefined

npx create-react-app my-app 安装后,运行yarn start，浏览器报下列错误：
Uncaught TypeError: Cannot read property ‘forEach‘ of undefined

解决方法：
关闭浏览器的react 拓展程序插件，例如：
Uncaught TypeError: Cannot read property ‘forEach‘ of undefined

关闭拓展程序后再运行，发现问题解决！
Uncaught TypeError: Cannot read property ‘forEach‘ of undefined