Fatal error: Call to undefined function wp_get_attachment_image_srcset()

Hello Khardung,

Please make sure that you update the theme according with our documentation: https://forum.tagdiv.com/how-to-update-the-theme-2/ clear all caches, purge CDN files if you’re suing then test the site again.
Let us know how it goes and if the problem persist please send us an email at contact@tagdiv.com with your login credentials, also give us FTP access, and we will inspect this issue as soon as possible. In your message include a link to this topic.

Thanks!