Maintain control of your Microsoft Office 365 email data
Veeam Software
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Joined: Oct 21, 2011 11:22 am
Full Name: Polina Vasileva

[VBO v2] LATEST PATCH (Released on 28.12.18)

Post by Polina » Feb 01, 2019 1:28 pm 1 person likes this post

This topic is for tracking Veeam Backup for Microsoft Office 365 v2 known issues and hotfixes.

Patch release history:
• Patch KB2765. September 26, 2018 > (superseded by the patch KB2809)
• Patch KB2809. December 28, 2018 > KB2809

New Features (version

• Veeam Backup & Replication 9.5 Update 4 along with the corresponding Veeam Explorer for Microsoft Exchange, Veeam Explorer for Microsoft SharePoint compatibility support.
• Veeam Cloud Connect 9.5 Update 4 compatibility support.

NOTE: Cumulative patch KB2809 is NOT applicable to installations on top of Veeam Backup & Replication 9.5 Update 3 or 3a and Veeam Cloud Connect 9.5 Update 3 or 3a.

Resolved Issues (version

SharePoint Online and OneDrive for Business processing
• Slow backup processing which may finally be affected by throttling and may fail with the error 429.
• Backup of default system lists with versioning enabled may fail with the “Failed to request item versions for list: User Information List (list ID: {}). Access denied. You do not have permission to perform this action or access this resource” warning.
• Backup of an item with an attachment containing non-ASCII symbols in its file name may fail with the “File Not Found” error.
• Backup job runs for a long time with seemingly no progress and may fail with the “The underlying connection was closed” error.
• Backup of an item which content type is not defined (ContentTypeId is null) may fail on saving item’s version with the “JetError -1504, JET_errNullInvalid” error.
Exchange Online processing
• Adding group mailboxes to on-premises Microsoft Exchange 2010 backup jobs may fail with the following error: “Exception occurred while executing a task. Cannot bind parameter 'Filter' to the target. Exception setting "Filter": "The value "GroupMailbox" could not be converted to type Microsoft.Exchange.Data.Directory.Recipient.RecipientTypeDetails.” .

• A successfully backed up mailbox may not be visible during a restore session under certain conditions.
• SharePoint Online lists’ and libraries’ fields may not be restored for certain content types (i.e. “Comments” for “Document Sets”)
• SharePoint Online items with shared links may restore successfully, but the following error is shown upon completion in the restore session summary: “Object reference not set to an instance of an object on server. The object is associated with property File.”
• Adding Microsoft Exchange database manually to the Veeam Explorer for Microsoft Exchange scope may fail with the “Value does not fall within the expected range” error.

• Some restore points are not synced properly between a management server and a backup proxy after recreating/moving a corresponding repository.


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