npm will not install express?

Question

I currently have node.js version 0.8.8, and npm 1.1.59 installed.

Whenever I run:

$ npm install -g express

I get this in return:<

Answer 1

If you can't see nothing wrong with using sudo npm install -g package_name. And have the problem with typing a password you can always add yourself to sudoers files or to the same group that npm executable belongs to.

And so to add yourself to sudoers for npm edit /etc/sudoers adding something like this to the bottom of the file:

your_username  localhost=/usr/local/bin/npm

Here is step by step guide on how to achieve that if you need more details.

Answer 2

i got the same problem , This problem is caused because the .npm directory in your home directory was created with root privileges.

use :

$sudo npm install -g express