It seems you are using older version 2.4.3 of theme on your site so could you please update it to following latest version of theme?
Please login to access this file
If updating theme doesn’t work for you then would you mind if i log in to your site and do some troubleshooting? If this is ok then could you please share me your site log in details privately by adding them in the box having text “Click here to share private content. Only you and forum moderators will bee able see it.”?