Mitigation steps have been implemented, and our teams are actively monitoring to verify this incident is resolved.
Posted Oct 20, 2020 - 14:28 PDT
Update
The original issue with the errors in mailbox projects should be resolved. However, as a part of this investigation, it was found that there is also impact which is causing migrations to remain in a submitted status for a long period of time. We are still investigating this additional impact.
Posted Oct 20, 2020 - 12:04 PDT
Update
We are continuing to work on a fix for this issue.
Posted Oct 20, 2020 - 09:19 PDT
Identified
The issue has been identified and a fix is being implemented.
Posted Oct 20, 2020 - 07:22 PDT
Investigating
We have received reports that many users are getting the error "Authentication Error: Bad username or password. You must call the Connect-MsolService cmdlet before calling any other cmdlets." When performing mailbox migrations to Office 365 endpoints.
Our teams are actively investigating the cause so mitigation steps can be implemented.