npm start 页面空白控制台报错

来源：2-1 用 Create React App 初始化项目

weixin_慕斯1099941

2021-08-10

我初始化完项目然后start 成功但是页面报错
Uncaught TypeError: Cannot read property ‘forEach’ of undefined
at Object.injectIntoGlobalHook (react-refresh-runtime.development.js:465)
at Object…/node_modules/@pmmmwh/react-refresh-webpack-plugin/client/ReactRefreshEntry.js (ReactRefreshEntry.js:8)
at webpack_require (bootstrap:856)
at fn (bootstrap:150)
at Object.1 (reportWebVitals.ts:16)
at webpack_require (bootstrap:856)
at checkDeferredModules (bootstrap:45)
at Array.webpackJsonpCallback [as push] (bootstrap:32)
at main.chunk.js:1

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