当我运行“ npm install -g yo bower grunt-cli gulp”命令行时出错

Question

运行命令“ npm install -g yo bower grunt-cli gulp”时，出现此错误。 有谁知道是什么问题吗？

---

npm ERR! tar.unpack untar error /Users/??????/.npm/grunt-cli/0.1.13/package.tgz   
npm ERR! tar.unpack untar error /Users/??????/.npm/yo/1.4.7/package.tgz   
npm ERR! tar.unpack untar error /Users/??????/.npm/gulp/3.9.0/package.tgz
npm ERR! tar.unpack untar error /Users/??????/.npm/bower/1.4.1/package.tgz
npm ERR! Darwin 14.3.0
npm ERR! argv "node" "/usr/local/bin/npm" "install" "-g" "yo" "bower" "grunt-cli" 
"gulp"
npm ERR! node v0.12.4
npm ERR! npm  v2.10.1
npm ERR! path /usr/local/lib/node_modules/grunt-cli
npm ERR! code EACCES
npm ERR! errno -13
npm ERR! Error: EACCES, mkdir '/usr/local/lib/node_modules/grunt-cli'
npm ERR!     at Error (native)
npm ERR!  { [Error: EACCES, mkdir '/usr/local/lib/node_modules/grunt-cli']
npm ERR!   errno: -13,
npm ERR!   code: 'EACCES',
npm ERR!   path: '/usr/local/lib/node_modules/grunt-cli',
npm ERR!   fstream_type: 'Directory',
npm ERR!   fstream_path: '/usr/local/lib/node_modules/grunt-cli',
npm ERR!   fstream_class: 'DirWriter',
npm ERR!   fstream_stack:
npm ERR!    [ '/usr/local/lib/node_modules/npm/node_modules/fstream/lib/dir-writer.js:35:25',
npm ERR!      '/usr/local/lib/node_modules/npm/node_modules/mkdirp/index.js:47:53',
npm ERR!      'FSReqWrap.oncomplete (fs.js:95:15)' ] }
npm ERR!
npm ERR! Please try running this command again as root/Administrator.
npm ERR! Please include the following file with any support request:
npm ERR!     /Users/??????/npm-debug.log

Answer 1

正如Vohuman指出的那样，将其作为sudo运行即可解决。 您正在尝试全局安装软件包，这需要访问您没有写权限的/usr/local ，因此，如错误消息所示， please try running this command again as root/Administrator.

甚至以root（sudo su）身份“登录” [在CentOS上]

sudo npm install -g ...

否则仍以用户身份执行，可能是目录所有者吗？