I’ve asked you to check how it works with the default theme because the problem can be independent of our theme functionality. In this case, you need to contact the support of Dokan Pro plugin.
If the problem persists with our theme only, then the problem will be passed to our developers team.
About the credentials you provided, please check the answer in the Private content area.
We always try to help our customers, but you should help us by answering questions. We hope for your understanding.
One standard license is valid only for 1 project. Running multiple projects on a single license is a copyright violation.