[Sonstige] Frontend-Projektkompilierung Kann keine undefinierten Eigenschaften festlegen (setzt 'parent')

Fehler in ./src/components/NumberInfo/NumberInfo.vue?vue&type=style&index=0&id=4370c5af&lang=less&scoped=true

Syntaxfehler: TypeError: Kann keine undefinierten Eigenschaften festlegen (Einstellung 'parent')

@ ./node_modules/vue-style-loader?? Ref--10-eins-von-1-0!. /node_modules/css-loader?? Ref--10-OneOf-1-1!. /node_modules/vue-loader/lib/loaders/stylePostLoader.js!. /node_modules/postcss-loader/src?? Ref--10-eins-von-1-2!. /node_modules/Less-Loader/Dist/cjs.js?? Ref--10-eins-von-1-3!. /node_modules/cache-loader/dist/cjs.js??
Ref--0-0!. /node_modules/vue-loader/lib?? Vue-Loader-Options!. /src/components/NumberInfo/NumberInfo.vue?vue&type=style&index=0&id=4370c5af&lang=less&scoped=true 4:14-482 15:3-20:5 16:22-490
@ ./src/components/NumberInfo/NumberInfo.vue?vue&type=style&index=0&id=4370c5af&lang=less&scoped=true
@ ./src/components/NumberInfo/NumberInfo.vue
@ ./src/components/NumberInfo/index.js
@ ./node_modules/cache-loader/dist/cjs.js?? Ref--12-0!. /node_modules/babel-loader/lib!. /node_modules/cache-loader/dist/cjs.js?? Ref--0-0!. /node_modules/vue-loader/lib?? Vue-Loader-Options!. /src/views/Home.vue?vue&type=script&lang=js
@ ./src/views/Home.vue?vue&type=script&lang=js
@ ./src/views/Home.vue
@ ./src/config/router.config.js
@ ./src/router/index.js
@ ./src/utils/request.js
@ ./src/main.js
@ Multi (Webpack)-dev-server/client?http://192.168.232.246:3000/sockjs-node(Webpack)/hot/dev-server.js ./src/main.js