Welcome to the EMO Community Forums, @kuchen . . . those are alot of updates you have missed. I would advise you contact Support to help you get caught up. You can contact them here. In the meantime, you might want to look through this thread and see if any of the tips shared here might fix the problem. If not, I urge you to contact Support as indicated below.
As for him being non-responsive, they are in the process of updating the cloud service, so you may want to have a little patience and check back here.