enable default wordpress theme. Check page. If you still have issue, please, write to author of Dokan plugin.
To activate user for adding products, you can edit User and activate this https://www.screencast.com/t/6P3wcpUZ
I'm using the Re:Dokan Demo. Vendors are not able to add products because I'm unable to approve them. How do I fix that?
Login details of site (optional): Gunnz2real@gmail.com
Link on page with issue (Optional): http://shopcomocity.com/dashboard