Based on the popularity of the show, and the fact that much of the new Barbie website focuses on on Life in the Dreamhouse, it is highly likely that there will be a seventh season. We have no idea, however, when it will air.
I actually enabled it at first when I became an admin, but I turned off when I realized it was so CONFUSING. Ugh. Just open it in a new tab or manually add "?action=edit" to the end of the URL. I might look how to turn it off.