npm install 錯誤

1. 錯誤
   
$ npm install
npm ERR! Windows_NT 10.0.10586
npm ERR! argv "D:\\SysVars\\nodejs\\node.exe" "D:\\SysVars\\nodejs\\node_modules\\npm\\bin\\npm-cli.js" "install"
npm ERR! node v4.4.7
npm ERR! npm v2.15.8
npm ERR! path D:\Workspace\myblog\node_modules\hexo-renderer-ejs
npm ERR! code UNKNOWN
npm ERR! errno -4094
npm ERR! syscall lstat
npm ERR! UNKNOWN: unknown error, lstat 'D:\Workspace\myblog\node_modules\hexo-renderer-ejs'
npm ERR!
npm ERR! If you need help, you may report this error at:
npm ERR! <https://github.com/npm/npm/issues>
npm ERR! error rolling back Error: UNKNOWN: unknown error, lstat 'D:\Workspace\myblog\node_modules\hexo-renderer-ejs'
npm ERR! error rolling back at Error (native)
npm ERR! error rolling back { [Error: UNKNOWN: unknown error, lstat 'D:\Workspace\myblog\node_modules\hexo-renderer-ejs']
npm ERR! error rolling back errno: -4094,
npm ERR! error rolling back code: 'UNKNOWN',
npm ERR! error rolling back syscall: 'lstat',
npm ERR! error rolling back path: 'D:\\Workspace\\myblog\\node_modules\\hexo-renderer-ejs' }
npm ERR! Please include the following file with any support request:
npm ERR! D:\Workspace\myblog\npm-debug.log

2. 解決
   添加淘寶源
   
alias cnpm="npm --registry=https://registry.npm.taobao.org \
--cache=$HOME/.npm/.cache/cnpm \
--disturl=https://npm.taobao.org/dist \
--userconfig=$HOME/.cnpmrc"

3. 執行
   
cnpm install