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[Vue warn]: Failed to mount component: template or render function not defined

[Vue warn]: Failed to mount component: template or render function not defined

收到报错: [Vue warn]: Failed to mount component: template or render function not defined. (found in root instance) 这是我的主要javascript文件: import Vue from 'vue' new Vue({ el: '#app' ……

Component template should contain exactly one root element. If you are using v-if on multiple elements, use v-else-if to chain them instead.

Component template should contain exactly one root element. If you are using v-if on multiple elements, use v-else-if to chain them instead.

执行 $ npm run watch报错: Component template should contain exactly one root element. If you are using v-if on multiple elements, use v-else-if to chain them instead. 模板代码 <template……

Vue-cli 中如何关闭ESLint

Vue-cli 中如何关闭ESLint

Vue-cli 中如何关闭ESLint preLoaders: [ { test: /\.vue$/, loader: 'eslint', include: projectRoot, exclude: /node_modules/ }, { test: /\.js$/, loade……

vue-cli 改变端口号

vue-cli 改变端口号

vue-cli 改变端口号 Vue-cli Webpack模板的端口位于应用程序根目录中myApp/config/index.js。 您所要做的就是修改块port内的值dev: dev: { proxyTable: {}, env: require('./dev.env'), port: 4545, assetsSu……

Vue 如何从url中移除hashbang #!

Vue 如何从url中移除hashbang #!

Vue 如何从url中移除hashbang #! 有什么方法何以让路径更简便一点 例如: NOT: #!/home BUT: /home 解决 const router = new VueRouter({ mode: 'history' }) 但是,请确保将服务器配置为处理这些链接。 https://router.vuejs.org/guide/……

NuxtJs: ReferenceError: NuxtError is not defined

NuxtJs: ReferenceError: NuxtError is not defined

I put this line the pages/index.vue file: <nuxt-link to='/asksdkjd'>ssss</nuxt-link> And it displays in chrome like this: After I click the link I get these error in co……

[Vue warn]: Unknown custom element:  – did you register the component correctly?

[Vue warn]: Unknown custom element: – did you register the component correctly?

Help to fix error: [Vue warn]: Unknown custom element: <app-page-test> – did you register the component correctly? For recursive components, make sure to provide the ……

TypeError: _popperjs_core__WEBPACK_IMPORTED_MODULE_0__.default is undefined

TypeError: _popperjs_core__WEBPACK_IMPORTED_MODULE_0__.default is undefined

Vuejs导入Popper.js报错: [Vue warn]: Error in data(): “TypeError: _popperjs_core__WEBPACK_IMPORTED_MODULE_0__.default is undefined”   原因 应该: import { createPopper } fro……

[Vue warn]: Error in callback for watcher “function () { return this._data.$$state }”: “Error: [vuex] do not mutate vuex store state outside mutation handlers.”

[Vue warn]: Error in callback for watcher “function () { return this._data.$$state }”: “Error: [vuex] do not mutate vuex store state outside mutation handlers.”

点击按钮 NewContract 或者 编辑Contact会调用 EditorCreate.vue中的 onSave 函数 **MyParent Contracts.vue** <template> <div class="container"> <Create-Or-Edit-Contr……