Could not load extension from . The 'manifest_version' key must be present and set to 2 (without quo

http://open.chrome.360.cn/extension_dev/getstarted.html

照它的做会出一个错误

增加下面一行就OK了：

    "manifest_version": 2,

完整的为：

{
    "name": "My First Extension",
    "version": "1.0",
    "manifest_version": 2,
    "description": "The first extension that I made.",
    "browser_action": {
        "default_icon": "icon.png"
    },
    "permissions": [
        "http://api.flickr.com/"
    ]
}