Can't install package

[mkliu]

I'm calling

npm install --verbose ini

Following error is shown:

npm ERR! TypeError: Cannot read property 'latest' of undefined
npm ERR! at next (C:\Program Files\nodejs\node_modules\npm\lib\cache\add-named.js:219:35)
npm ERR! at C:\Program Files\nodejs\node_modules\npm\lib\cache\add-named.js:207:5
npm ERR! at saved (C:\Program Files\nodejs\node_modules\npm\node_modules\npm-registry-client\lib\get.js:167:7)
npm ERR! at Object.oncomplete (fs.js:107:15)
npm ERR! If you need help, you may report this entire log,
npm ERR! including the npm and node versions, at:
npm ERR! http://github.com/npm/npm/issues