报错提示：
Module build failed: Error: Plugin/Preset files are not allowed to export objects, only functions. In G:projectvue uxt-learn ode_modulesackpack-coreabel.js
问题原因：backpack-core模块版本低。
解决：更新backpack-core
npm install --save-dev backpack-core@0.7.0
安装警告：
npm WARN uglifyjs-webpack-plugin@0.4.6 requires a peer of webpack@^1.9 || ^2 || ^2.1.0-beta || ^2.2.0-rc || ^3.0.0 but none is installed. You must install peer dependencies yourself.
更新插件：
npm view uglifyjs-webpack-plugin versions
npm i -D uglifyjs-webpack-plugin@2.2.0
运行项目：
npm run dev
报错：
Module build failed (from ./node_modules/eslint-loader/index.js):
TypeError: Cannot read property 'eslint' of undefined
at Object.module.exports (G:projectvue
uxt-learn
ode_moduleseslint-loaderindex.js:148:18)
解决：根目录下nuxt.config.js 更改 ctx.isClient 为 ctx.Client