Cannot read properties of undefined (reading 'prototype') TypeError: Cannot read properties of undefined (reading 'prototype') at eval (webpack-internal:///./node_modules/element-ui/lib/utils/dom.js:22:30) at ./node_modules/element-ui/lib/utils/dom.js (http://localhost:8080/js/chunk-vendors.js:1410:1) at __webpack_require__ (http://localhost:8080/js/app.js:198:33) at fn (http://localhost:8080/js/app.js:431:21) at eval (webpack-internal:///./node_modules/element-ui/lib/utils/popup/popup-manager.js:7:12) at ./node_modules/element-ui/lib/utils/popup/popup-manager.js (http://localhost:8080/js/chunk-vendors.js:1454:1) at __webpack_require__ (http://localhost:8080/js/app.js:198:33) at fn (http://localhost:8080/js/app.js:431:21) at eval (webpack-internal:///./node_modules/element-ui/lib/utils/popup/index.js:9:21) at ./node_modules/element-ui/lib/utils/popup/index.js (http://localhost:8080/js/chunk-vendors.js:1443:1)这么解决这个问题
时间: 2023-07-11 17:58:19 浏览: 1310
Vue打包Cannot read property 'tapPromise' of undefined报错处理.docx
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这个错误通常是由于您使用的 Element UI 的某个模块或组件没有正确导入或安装所致。您可以重新安装 Element UI,或者检查您的代码中是否有错误的导入语句或缺失的依赖项。如果您使用的是 Vue CLI,可以尝试在 main.js 中正确导入 Element UI:
```javascript
import { createApp } from 'vue'
import App from './App.vue'
import ElementPlus from 'element-plus' // 导入 Element UI
import 'element-plus/dist/index.css' // 导入 Element UI 样式
createApp(App)
.use(ElementPlus) // 使用 Element UI
.mount('#app')
```
如果您已经正确导入 Element UI 并安装了所有依赖项,您还可以尝试升级 Element UI 到最新版本。如果这些方法都不起作用,您可以尝试使用其他 UI 框架或查看 Element UI 的文档或社区以获取更多帮助。
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