Hello it-gloeckner
We understand your problem but unfortunately the solution to it cannot be provided by this Forum.
In order to solve your problem, you should contact
Microsoft Technical Support at one of the phone numbers provided in the following link, depending on the language you speak:
Contact
Microsoft Technical Support
Also, for further questions regarding BPOS services you may post your questions in the following dedicated
Exchange Online Forum or in one of the other
Office 365 Related Products Forums .
Thank you for your understanding and have a nice day.
Best regards,
Alex