...
BugZero found this defect 1546 days ago.
Please confirm you are running Veeam Backup for Microsoft 365 build 4.0.1.519 prior to installing this cumulative patch KB3194. You can check this under Help > About in Veeam Backup for Microsoft 365 console. After upgrading, your build version will change to 4.0.1.531. For the full list of System Requirements, Known Issues, Installation and Upgrade considerations, please refer to this Release Notes document. Cumulative patch KB3194 provides a set of bug fixes listed below:
After upgrading Veeam Backup for Microsoft 365 from versions 4.0, 4a or 4b to version 4c, a full backup sync may be performed instead of an incremental sync. OneDrive and SharePoint personal sites backup completes with the “Cannot change WebPart ExportMode to ‘All’. WebPart will be skipped” warning. In organizations added with basic authentication, a user with a mailbox placed on Litigation Hold continues to consume the license after their Office 365 license has been removed. SharePoint site migration to an object storage repository may fail with the “File '%ID%' version '%number%' has already been committed” error. Change token is not preserved for a SharePoint list which processing completed with the “The changeToken refers to a time before the start of the current change log” error.
To install the cumulative patch KB3194: Download VBO4с-KB3194.msp Execute VBO4с-KB3194.msp as administrator on the Veeam Backup for Microsoft 365 server. If there are any remote proxies in your environment, please update those as described here.
After installing this patch please install the most recent cumulative patch for version 4c, click here for more information https://www.veeam.com/kb4099.