For private groups - to the list of group members. Add a licensed user who has a mailbox to the list of group owners.In the list of groups, select the one which backup failed due to the problem described above.From the home page go to Microsoft 365 admin center. 5.3K views 2 years ago Acronis Cyber Cloud Demo Series In this video, we will show the backup and recovery operations for Microsoft365Teams using AcronisCyberProtectCloud.Go to and log in to your Microsoft 365 account.Group owner must be member of the groupĪlternatively, you can replace the group owner with a user that fulfills the requirements given above:.Group owner needs to have licensed mailbox.Group messages are skipped from the team backup. If the group's visibility is 'private' or 'hiddenmembership', the owner must also be a member of the group.

At least one group owner is required to back up or recover the group mailbox.

Backup of Microsoft 365 group mailbox fails with:Ĭannot back up the primary mailbox of an Microsoft 365 user: ': The primary SMTP address must be specified when referencing a mailbox.'Ĭannot back up the primary mailbox of an Microsoft 365 user: ': The SMTP address has no mailbox associated with it.'Ĭannot get the user's email address for connecting to the Microsoft 365 group mailbox.

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