Module build failed (from ./node_modules/less-loader/dist/cjs.js):

問題内容：

./src/components/Login.vue?vue&type=style&index=0&id=ef68022e&lang=less&scoped=true& (./node_modules/css-loader/dist/cjs.js??ref--10-oneOf-1-1!./node_modules/vue-loader/lib/loaders/stylePostLoader.js!./node_modules/postcss-loader/src??ref--10-oneOf-1-2!./node_modules/less-loader/dist/cjs.js??ref--10-oneOf-1-3!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/Login.vue?vue&type=style&index=0&id=ef68022e&lang=less&scoped=true&)
Module build failed (from ./node_modules/less-loader/dist/cjs.js):
TypeError: this.getOptions is not a function
    at Object.lessLoader (/Users/air/gitee/v-shop/code/node_modules/less-loader/dist/index.js:19:24)      

npm install [email protected] --save-dev