No one has responded to this discussion for at least a year, so this information may be out of date. If you're looking for information about this topic, please search for a more recent discussion or post a new question.

A cloud-based mailbox wasn't found for...

  • 9 Replies |
  • This post has 0 verified answers |
Answered (Not Verified) This question has suggested answer(s)

We are performing a migration from Exchange 2003 to 365, some accounts are copying over just fine, some are returning this error:


A cloud-based mailbox wasn't found for "" Create a mailbox for "" in the cloud-based organization and try again.




  • Post Points: 20
All Replies
Page 1 of 1 (10 items)