在使用npm时找不到模块'npmconf'

Question

我尝试再次安装/更新npm。我卸载npm太多，但我得到同样的错误：

module.js:340 
     throw err; 
      ^Error: Cannot find module 'npmconf' 
     at Function.Module._resolveFilename (module.js:338:15) 
     at Function.Module._load (module.js:280:25) 
     at Module.require (module.js:364:17) 
     at require (module.js:380:17) 
     at Object.<anonymous> (/usr/local/lib/node_modules/npm/lib/config.js:16:15) 
     at Module._compile (module.js:456:26) 
     at Object.Module._extensions..js (module.js:474:10) 
     at Module.load (module.js:356:32) 
     at Function.Module._load (module.js:312:12) 
     at Module.require (module.js:364:17) 

Answer 1

我得到的答案我自己。这是它：

git clone git://github.com/isaacs/npm.git 
cd npm/scripts 
chmod +x install.sh 
sudo ./install.sh