KB1453: How to Move the VBRCatalog Folder - Veeam Software
https://www.veeam.com/kb145316.12.2011 · Note: the Location selected when specifying Administrators must be the Veeam Server, not the domain. The Permissions should now list Adminsitrators with only Read Allow permission. Press OK, and Finish (twice) to complete recreation of the share. Change the location in the registry. Open Regedit; Navigate to HKLM\SOFTWARE\Veeam\Veeam Backup Catalog