我想在我的ubuntu v16.4 LTS上安装你，但我收到这个错误：
npm WARN deprecated npmconf@2.1.2: this package has been reintegrated into npm and is now out of date with respect to npm
npm ERR! Linux 4.4.0-22-generic
npm ERR! argv "/usr/local/bin/node" "/usr/local/bin/npm" "install" "-g" "yo"
npm ERR! node v6.2.0
npm ERR! npm v3.9.0
npm ERR! path /usr/local/lib/node_modules/yo/lib/cli.js
npm ERR! code ENOENT
npm ERR! errno -2
npm ERR! syscall chmod
npm ERR! enoent ENOENT: no such file or directory, chmod '/usr/local/lib/node_modules/yo/lib/cli.js'
npm ERR! enoent ENOENT: no such file or directory, chmod '/usr/local/lib/node_modules/yo/lib/cli.js'
npm ERR! enoent This is most likely not a problem with npm itself
npm ERR! enoent and is related to npm not being able to find a file.
npm ERR! enoent
npm ERR! Please include the following file with any support request:
npm ERR! /home/momor1/npm-debug.log
如你所见，我有最新的npm和nodejs，我处于root模式，所以我仍然不明白它为什么抛出这个错误。请帮忙:)