Adding Tags Not Working

I can’t add tags to posts since installing version 3.5. When I add a tag (in the ‘post tags’ box on the right hand side when editing a post), and click ‘add’, nothing happens. When I deactive WordPress SEO Plugin its works.

http://ww.wp.xz.cn/extend/plugins/wordpress-seo/

WordPress version: 3.5

WordPress SEO version: 1.3.3

I did this: Tried to add tags to post.

Instead it did this: But nothing happens.