vue npm run dev 运行出错怎么解决

ERROR in ./src/main.js
Module not found: Error: Cannot resolve module 'vue-router' in /Users/liuping/sharePlatform-H5/src
@ ./src/main.js 11:17-38

ERROR in ./src/main.js
Module not found: Error: Cannot resolve module 'vue-resource' in /Users/liuping/sharePlatform-H5/src
@ ./src/main.js 15:19-42

ERROR in ./src/main.js
Module not found: Error: Cannot resolve module 'vuex-router-sync' in /Users/liuping/sharePlatform-H5/src
@ ./src/main.js 27:22-49

ERROR in ./src/main.js
Module not found: Error: Cannot resolve module 'vue-timeago/locales/zh-CN.json' in /Users/liuping/sharePlatform-H5/src
@ ./src/main.js 57:13-54

ERROR in ./src/main.js
Module not found: Error: Cannot resolve module 'vue-timeago' in /Users/liuping/sharePlatform-H5/src
@ ./src/main.js 35:18-40

ERROR in ./src/main.js
Module not found: Error: Cannot resolve module 'vue-lazyload' in /Users/liuping/sharePlatform-H5/src
@ ./src/main.js 39:19-42

ERROR in ./src/vuex/store.js
Module not found: Error: Cannot resolve module 'vuex' in /Users/liuping/sharePlatform-H5/src/vuex
@ ./src/vuex/store.js 11:12-27

ERROR in ./~/babel-loader/lib?presets[]=es2015&plugins[]=transform-runtime&comments=false!./~/vue-loader/lib/selector.js?type=script&index=0!./~/eslint-loader!./src/App.vue
Module not found: Error: Cannot resolve module 'fastclick' in /Users/liuping/sharePlatform-H5/src
@ ./~/babel-loader/lib?presets[]=es2015&plugins[]=transform-runtime&comments=false!./~/vue-loader/lib/selector.js?type=script&index=0!./~/eslint-loader!./src/App.vue 33:17-37

ERROR in ./~/babel-loader/lib?presets[]=es2015&plugins[]=transform-runtime&comments=false!./~/vue-loader/lib/selector.js?type=script&index=0!./~/eslint-loader!./src/components/user/user_info.vue
Module not found: Error: Cannot resolve module 'vue-swiper' in /Users/liuping/sharePlatform-H5/src/components/user
@ ./~/babel-loader/lib?presets[]=es2015&plugins[]=transform-runtime&comments=false!./~/vue-loader/lib/selector.js?type=script&index=0!./~/eslint-loader!./src/components/user/user_info.vue 7:17-38

ERROR in ./~/babel-loader/lib?presets[]=es2015&plugins[]=transform-runtime&comments=false!./~/vue-loader/lib/selector.js?type=script&index=0!./~/eslint-loader!./src/components/sellerAsset/sellerAsset.vue
Module not found: Error: Cannot resolve module 'vue-swiper' in /Users/liuping/sharePlatform-H5/src/components/sellerAsset
@ ./~/babel-loader/lib?presets[]=es2015&plugins[]=transform-runtime&comments=false!./~/vue-loader/lib/selector.js?type=script&index=0!./~/eslint-loader!./src/components/sellerAsset/sellerAsset.vue 7:17-38
Child html-webpack-plugin for "index.html":
Asset Size Chunks Chunk Names
index.html 28 kB 0

webpack: Failed to compile.

###已解决
把node重新下载一遍