Yep, there was the problem: The anti-spam captcha from WP Secutiry doesn’t seem to work with your theme. After disableing the captcha comments are working …
No, it’s the same with Firefox: “Firefox kann keine Verbindung zu dem Server unter 127.0.0.1 aufbauen.”
Hej Rikard,
details are in the private content section now …
Regards,
Erik