vue2.x-Cnode 构建运行报错，ｎｏｄｅ

#贴上运行编译的结构，提示安装node-sass找不到，可是执行 $ npm install -D node-sass 后结果仍旧一样，无法运行。 ` Alecc@DESKTOP-B3EFTS2 MINGW64 /e/Vue_project/vue2.x-Cnode (master) $ npm run dev

[email protected] dev E:\Vue_project\vue2.x-Cnode node build/dev-server.js

正在运行开发环境

Listening at http://localhost:9090

webpack: wait until bundle finished: / ERROR Failed to compile with 2 errors19:10:28

error

Cannot find module 'node-sass'

@ ./~/vue-style-loader!./~/css-loader!./~/vue-loader/lib/style-rewriter.js?id=data-v-1dc6ef03!./~/sass-loader!./~/vue-loader/lib/selector.js?type=styles&index=0!./src/App.vue 4:14-240

error

Cannot find module 'node-sass'

@ ./~/vue-style-loader!./~/css-loader!./~/vue-loader/lib/style-rewriter.js?id=data-v-7e4e6f5a&scoped=true!./~/sass-loader!./~/vue-loader/lib/selector.js?type=styles&index=0!./src/components/Menu.vue 4:14-265

webpack built 89a36f90b0e84393e0e7 in 5208ms Hash: 89a36f90b0e84393e0e7 Version: webpack 1.14.0 Time: 5208ms Asset Size Chunks Chunk Names img/null.d601831.png 12.6 kB img/timg.f172101.jpg 12.3 kB img/error.5ec1b9b.png 16.2 kB img/vincentSea.3a189ab.jpg 48 kB vendor.js 3.55 kB 0 vendor.js main.js 1.42 MB 1, 0 main style.css 10.2 kB 1, 0 main

ERROR in Cannot find module 'node-sass' @ ./~/vue-style-loader!./~/css-loader!./~/vue-loader/lib/style-rewriter.js?id=data-v-1dc6ef03!./~/sass-loader!./~/vue-loader/lib/selector.js?type=styles&index=0!./src/App.vue 4:14-240

ERROR in Cannot find module 'node-sass' @ ./~/vue-style-loader!./~/css-loader!./~/vue-loader/lib/style-rewriter.js?id=data-v-7e4e6f5a&scoped=true!./~/sass-loader!./~/vue-loader/lib/selector.js?type=styles&index=0!./src/components/Menu.vue 4:14-265 Child html-webpack-plugin for "index.html": Asset Size Chunks Chunk Names index.html 1.45 MB 0 Child extract-text-webpack-plugin:

Child extract-text-webpack-plugin:

webpack: Failed to compile.

`