ripple circle has problems

[zechenli03]

it shows 1 error: This dependency was not found:

• !!../../extract-text-webpack-plugin/loader.js?{"omit":1,"remove":true}!vue-style-loader!css-loader?{"minimize":false,"sourceMap":false}!../../mpvue-loader/lib/style-compiler/index?{"vue":true,"id":"data-v-8419e0fa","scoped":true,"hasInlineConfig":false}!px2rpx-loader?{"baseDpr":1,"rpxUnit":0.5}!postcss-loader?{"sourceMap":true}!sass-loader?{"sourceMap":false}!../../mpvue-loader/lib/selector?type=styles&index=0!./Ripple.vue in ./~/mpvue-ripple/src/Ripple.vue

To install it, you can run: npm install --save !!../../extract-text-webpack-plugin/loader.js?{"omit":1,"remove":true}!vue-style-loader!css-loader?{"minimize":false,"sourceMap":false}!../../mpvue-loader/lib/style-compiler/index?{"vue":true,"id":"data-v-8419e0fa","scoped":true,"hasInlineConfig":false}!px2rpx-loader?{"baseDpr":1,"rpxUnit":0.5}!postcss-loader?{"sourceMap":true}!sass-loader?{"sourceMap":false}!../../mpvue-loader/lib/selector?type=styles&index=0!./Ripple.vue

[steinslin]

you need to install node-sass and sass-loader

npm install node-sass sass-loader -D