vue.js 进行初始化遇到的关于core-js的错误 @core-js/modules/es6.array.find-index

问题:

 * core-js/modules/es6.array.find in ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/main/main.vue?vue&type=script&lang=js&
 * core-js/modules/es6.array.find-index in ./src/libs/util.js, ./src/store/module/user.js
 * core-js/modules/es6.array.from in ./src/libs/tools.js, ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/view/self-check/systemfile/index.vue?vue&type=script&lang=js& and 2 others
 * core-js/modules/es6.array.sort in ./src/store/module/user.js, ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/view/common/standardizedDatabase/index.vue?vue&type=script&lang=js& and 1 other
 * core-js/modules/es6.function.name in ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/charts/pie.vue?vue&type=script&lang=js&, ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/main/main.vue?vue&type=script&lang=js& and 19 others
 * core-js/modules/es6.number.constructor in ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/common-icon/common-icon.vue?vue&type=script&lang=js&, ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/count-to/count-to.vue?vue&type=script&lang=js& and 14 others
 * core-js/modules/es6.object.keys in ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/charts/bar.vue?vue&type=script&lang=js&, ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/main/main.vue?vue&type=script&lang=js& and 7 others
 * core-js/modules/es6.regexp.replace in ./src/libs/util.js, ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/view/error-page/back-btn-group.vue?vue&type=script&lang=js& and 1 other
 * core-js/modules/es6.regexp.split in ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/main/main.vue?vue&type=script&lang=js&, ./src/directive/module/draggable.js and 7 others
 * core-js/modules/es6.regexp.to-string in ./src/libs/util.js, ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/view/fileAchived/basicConditionAchived/index.vue?vue&type=script&lang=js& and 5 others
 * core-js/modules/es6.set in ./src/libs/tools.js
 * core-js/modules/es6.string.ends-with in ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/view/fileAchived/manageFactorAchived/index.vue?vue&type=script&lang=js&
 * core-js/modules/es6.string.includes in ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/main/components/tags-nav/tags-nav.vue?vue&type=script&lang=js&, ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/tree-select/tree-select-tree.vue?vue&type=script&lang=js& and 2 others
 * core-js/modules/es6.string.iterator in ./src/libs/tools.js, ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/view/self-check/systemfile/index.vue?vue&type=script&lang=js& and 2 others
 * core-js/modules/es6.symbol in ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/view/self-check/systemfile/index.vue?vue&type=script&lang=js&, ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/view/sys-setting/syssetting/index.vue?vue&type=script&lang=js& and 1 other
 * core-js/modules/es6.typed.uint8-array in ./src/libs/excel.js
 * core-js/modules/es7.array.includes in ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/main/components/tags-nav/tags-nav.vue?vue&type=script&lang=js&, ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/tree-select/tree-select-tree.vue?vue&type=script&lang=js& and 2 others
 * core-js/modules/es7.object.get-own-property-descriptors in ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/main/main.vue?vue&type=script&lang=js&, ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/main/components/user/user.vue?vue&type=script&lang=js& and 6 others
 * core-js/modules/es7.object.values in ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/charts/bar.vue?vue&type=script&lang=js&
 * core-js/modules/es7.symbol.async-iterator in ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/view/self-check/systemfile/Tests.vue?vue&type=script&lang=js&, ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/view/sys-setting/syssetting/index.vue?vue&type=script&lang=js& and 1 other
 * core-js/modules/web.dom.iterable in ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/charts/bar.vue?vue&type=script&lang=js&, ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/thread-loader/dist/cjs.js!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/components/main/main.vue?vue&type=script&lang=js& and 21 others
 To install them, you can run: npm install --save core-js/modules/es6.array.find core-js/modules/es6.array.find-index core-js/modules/es6.array.from core-js/modules/es6.array.sort core-js/modules/es6.function.name core-js/modules/es6.number.constructor core-js/modules/es6.object.keys core-js/modules/es6.regexp.replace core-js/modules/es6.regexp.split core-js/modules/es6.regexp.to-string core-js/modules/es6.set core-js/modules/es6.string.ends-with core-js/modules/es6.string.includes core-js/modules/es6.string.iterator core-js/modules/es6.symbol core-js/modules/es6.typed.uint8-array core-js/modules/es7.array.includes core-js/modules/es7.object.get-own-property-descriptors core-js/modules/es7.object.values core-js/modules/es7.symbol.async-iterator core-js/modules/web.dom.iterable

原因: core-js版本太高
解决方法:
npm install core-js@2