jetpack gravatar wpgroho undefined

I think I have the same problem. The comments form doesn’t work at all, and neither does any of my e-mail sending from the site

Useragent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET4.0C; .NET4.0E; MS-RTC LM 8; BRI/2)
Tidsst?mpling: Wed, 3 Oct 2012 11:21:30 UTC

Description: Identifier, string or number expected
Row: 2
Character: 10692
Code: 0
URI: https://s.gravatar.com/js/gprofiles.js?ver=201240ab

Description: ‘Gravatar’ is undefined.
Row: 292
Character: 37
Code: 0
URI: https://jetpack.wordpress.com/jetpack-comment/?blogid=38614043&postid=416&comment_registration=0&require_name_email=1&stc_enabled=1&stb_enabled=1&show_avatars=1&avatar_default=monsterid&greeting=Kommentera&color_scheme=light&lang=sv-SE&jetpack_version=1.8.1&sig=579b053e91a225904061fac4e4fdedaef9df101c