ubuntu npm 安装express 和hexo时出现一个问题?

Question

sudo npm install express
npm ERR! Linux 4.2.0-42-generic
npm ERR! argv "/usr/local/bin/node" "/usr/local/bin/npm" "install" "express"
npm ERR! node v7.0.0-pre
npm ERR! npm  v3.10.3

npm ERR! cb is not a function
npm ERR! 
npm ERR! If you need help, you may report this error at:
npm ERR!     <https://github.com/npm/npm/issues>

npm ERR! Please include the following file with any support request:
npm ERR!     /home/jundong/code/blog/npm-debug.log

斜体文字

Answer 1

好像是权限问题,试试用sudo执行

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对不起,刚才没有仔细看,这好像是个bug, https://github.com/npm/npm/is...
你的node 7.0 应该不是稳定版的吧,如果你是为了学习,请安装稳定版的.