Impossible to submit a comment with K2

Hello,

I just updated Komento to the last release.
When i try to submit a comment, nothing happens.
Please could you try using the following link: https://www.guillenphoto.com/cms/en/feathers-collection-of-fine-art-photos.htmlhttps://www.guillenphoto.com/cms/en/feathers-collection-of-fine-art-photos.html

Scroll to the bottom of the page to add a comment.

Please would you help me to solve the problem?

Thank you.