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Office 365 Backup, Veeam

Veeam for Microsoft 365 Backing Up Public Mailboxes Limitations and Settings

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Veeam has added the ability to backup public folders again, but with a few setting changes and limitations that you may run into. Here are a list of some of these that you may run into or need to adjust: Additionally Veeam information on public folders can be found HERE. Microsoft is constantly pushing changes that may affect the backups. These are just some things to check when trying to backup a public folder. If you continue to run into issue, reach out to Support@Managecast.com for assistance.

Office 365 Backup, Veeam

Veeam Backup for Microsoft 365 “Failed to find Team mailbox owner account”

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The “Failed to find Team mailbox owner account” error can be caused by the owner of the mailbox being moved, or if the owner no longer has a licensed assigned. Resolving either of these will also resolve your M365 issues. Here are the steps to resolving the cause to either issue: If the owner was removed from the mailbox: Assigned owner does not have a license: As these are two of the most common causes of the “Failed to find Team mailbox owner account” error, there may be other issues causing the error. If your issues persist, please reach out to Support@Managecast.com for assistance. Additional Microsoft information on assigning a Team mailbox owner can be found HERE, and assigning a license can be found HERE.

Office 365 Backup, Veeam

Veeam for Microsoft 365 Mailbox does not have a valid Microsoft 365 license warnings

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Veeam Backup for Microsoft 365 can only backup mailboxes that are licensed*. If a mailbox is selected to backup and does not have a licensed assigned, Veeam will report a warning stating the “Mailbox does not have a valid Microsoft 365 license.” There are two options for resolving the “Mailbox does not have a valid Microsoft 365 license” warning. Option 1: Assign a valid license to the mailbox that you would like to backup. Option 2: If the mailbox does not need to be backed up, then you can exclude the mailbox. Below are the steps to exclude a mailbox: If you are backing up your entire organization: If you have specific objects selected to backup: * Shared and resource mailboxes are the exception, and do not require a license to backup. If the warning persist, or would like any other Veeam assistance, please reach out to Support@Managecast.com

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