- !!vue-style-loader!css-loader?{"sourceMap":true}!../node_modules/vue-loader/li b/style-compiler/index?{"vue":true,"id":"data-v-2964abc9","scoped":false,"hasInl ineConfig":false}!sass-loader?{"sourceMap":true}!../node_modules/vue-loader/lib/ selector?type=styles&index=0!./index.vue in ./src/index.vue
To install it, you can run: npm install --save !!vue-style-loader!css-loader?{"s ourceMap":true}!../node_modules/vue-loader/lib/style-compiler/index?{"vue":true, "id":"data-v-2964abc9","scoped":false,"hasInlineConfig":false}!sass-loader?{"sou rceMap":true}!../node_modules/vue-loader/lib/selector?type=styles&index=0!./inde x.vue
一般這種情況是檢測到專案沒有安裝node-sass和scss-loader依賴，但是專案中.vue檔案中style使用了lang=“scss”，解決辦法是安裝node-sass和scss-loader，npm install node-sass --save; npm install scss-loader --save完美解決。