Uniqueness constraint violation - Vodanile

Getting a "Uniqueness constraint violation" error when try to add license to Office 365 user?

We have migrated many users and come across this where our engineer has fixed this without an issue; talk to one of our UK based Microsoft Certified Professional for your mailbox migration support needs today on 02035516938 or This email address is being protected from spambots. You need JavaScript enabled to view it.