尝试导入错误:“默认”未从“../assertThisInitialized/_index.mjs”导出

IT技术 javascript reactjs webpack babeljs
2021-05-11 17:08:37

突然我的react是应用程序抛出这个错误

./node_modules/@babel/runtime/helpers/esm/assertThisInitialized.js
Attempted import error: 'default' is not exported from '../assertThisInitialized/_index.mjs'.

早些时候它可以工作,但今天它抛出错误

包.json

"react": "^16.8.6",      
"babel-core": "^6.26.3",
"babel-eslint": "^10.0.2",
"babel-jest": "^24.8.0",
"babel-loader": "^7",
"babel-plugin-transform-runtime": "^6.23.0",
"babel-preset-es2015": "^6.24.1",
"babel-preset-react": "^6.24.1",
"babel-preset-stage-0": "^6.24.1",
"babel-runtime": "^6.26.0",
"webpack": "^4.35.3",
3个回答

尝试指定显式版本的 Babel 和 webpack

使用较旧版本的 Babel Runtime 7.12.13 或更早版本

解决。双击错误文件路径打开文件。./node_modules/@babel/runtime/helpers/esm/assertThisInitialized.js 文件并从路径中删除 '/index.mjs' 。

export {default} from '../assertThisInitialized'

我得到了解决方案。在 package.json 中的分辨率下添加“@babel/runtime@7.5.0”以强制 babel-preset-react-app 使用 @babel/runtime@7.5.0

 "resolutions": {
    "**/@babel/runtime": "7.5.0"
  },