Electron-quick-start fail on ubuntu 12.04


I use the following command to start electrom:

Clone this repository

git clone https://github.com/electron/electron-quick-start

Go into the repository

cd electron-quick-start

Install dependencies and run the app

npm install && npm start

and I got logs as below, I don’t know how to make it works, is anyone can help me?thanks.
npm ERR! Linux 3.2.0-31-generic
npm ERR! argv “/usr/local/bin/node” “/usr/local/bin/npm” "start"
npm ERR! node v0.12.4
npm ERR! npm v2.10.1
npm ERR! electron-quick-start@1.0.0 start: electron main.js
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the electron-quick-start@1.0.0 start script ‘electron main.js’.
npm ERR! This is most likely a problem with the electron-quick-start package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR! electron main.js
npm ERR! You can get their info via:
npm ERR! npm owner ls electron-quick-start
npm ERR! There is likely additional logging output above.