Node.js npm错误！windows7中的奇怪错误8

当您尝试在公司的代理服务器下运行npm安装时，是否有人遇到相同的有线问题？任何帮助都会很好，谢谢

? tunneling socket could not be established, cause=getaddrinfo ENOTFOUND
........
? tunneling socket could not be established, cause=getaddrinfo ENOTFOUND

stream.js:94
      throw er; // Unhandled stream error in pipe.
            ^
Error: connect ETIMEDOUT
    at errnoException (net.js:901:11)
    at Object.afterConnect [as oncomplete] (net.js:892:19)

stream.js:94
      throw er; // Unhandled stream error in pipe.
            ^
Error: connect ETIMEDOUT
    at errnoException (net.js:901:11)
    at Object.afterConnect [as oncomplete] (net.js:892:19)
npm ERR! error rolling back Error: ENOTEMPTY, rmdir 'C:\Anna\ACG\video-client\no
de_modules\grunt-contrib-imagemin\node_modules\jpegtran-bin\node_modules\request
\node_modules'
npm ERR! error rolling back  grunt-contrib-imagemin@0.2.1 { [Error: ENOTEMPTY, r
mdir 'C:\Anna\ACG\video-client\node_modules\grunt-contrib-imagemin\node_modules\
jpegtran-bin\node_modules\request\node_modules']
npm ERR! error rolling back   errno: 53,
npm ERR! error rolling back   code: 'ENOTEMPTY',
npm ERR! error rolling back   path: 'C:\\Anna\\ACG\\video-client\\node_modules\\
grunt-contrib-imagemin\\node_modules\\jpegtran-bin\\node_modules\\request\\node_
modules' }
npm ERR! weird error 8
npm ERR! not ok code 0

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我有完全相同的错误消息。这是npm试图安装grunt-contrib-imagemin的时候。您在这方面运气好吗？