我使用npm install yefengcheng

这个是安装我自己发布的一个很简单的包，怎么都下载不下来，安装其他也是出现这个错误，之前也是可以的。

33 error Error: unauthorized Name or password is incorrect.: yefengcheng 33 error at RegClient.<anonymous> (C:\Program Files\nodejs\node_modules\npm\node_modules\npm-registry-client\lib\request.js:268:14) 33 error at Request.self.callback (C:\Program Files\nodejs\node_modules\npm\node_modules\request\main.js:120:22) 33 error at Request.EventEmitter.emit (events.js:98:17) 33 error at Request.<anonymous> (C:\Program Files\nodejs\node_modules\npm\node_modules\request\main.js:649:16) 33 error at Request.EventEmitter.emit (events.js:117:20) 33 error at IncomingMessage.<anonymous> (C:\Program Files\nodejs\node_modules\npm\node_modules\request\main.js:611:14) 33 error at IncomingMessage.EventEmitter.emit (events.js:117:20) 33 error at _stream_readable.js:883:14 33 error at process._tickCallback (node.js:415:13) 34 error If you need help, you may report this log at: 34 error http://github.com/isaacs/npm/issues 34 error or email it to: 34 error <npm-@googlegroups.com> 35 error System Windows_NT 6.1.7601 36 error command “C:\Program Files\nodejs\\node.exe” “C:\Program Files\nodejs\node_modules\npm\bin\npm-cli.js” “install” "yefengcheng" 37 error cwd G:\f 38 error node -v v0.10.4 39 error npm -v 1.2.17 40 verbose exit [ 1, true ]