To troubleshoot the issue, it is necessary to collect Acronis Recovery for Microsoft Exchange logs, Windows Event Logs, Windows System Information and export the restored E-mails in .eml format

Restore of a mailbox or folder errors out due to insufficient free space even though there is enough free space on the server hard disks

There are permanent and trial serial numbers of Acronis Recovery for Microsoft Exchange

This is not supported

You can recover separate mailboxes or E-Mails from a backup archive of an Information Store, but the process can be time-consuming

Create a public folder in Microsoft Exchange Server to fix the issue

Create a new Exchange user account, which is a member of Administrators group, Domain Admins group, Domain Users group, Enterprise Admins group. Use the created account to run the backup again

The list of Microsoft Exchange Server Versions that can be backed up with Acronis Recovery for Microsoft Exchange

A third-party program truncates Microsoft Exchange Server logs

How to manually update Acronis Recovery for Microsoft Exchange Agent

Per Microsoft limitation, the Exchange user must have minimum 1 E-mail in the mailbox to operate properly with the Exchange database. As a workaround, send an E-mail to the user in question.

Cached SSL encryption keys stored on the Acronis Management Console side cannot be validated

How to install Acronis Recovery for Microsoft Exchange

An attempt to connect to an Acronis Agent fails with "Active Directory is not available for the specified user. Cannot create MAPI profile. Probably, the user does not have a mailbox or Microsoft Exchange MAPI and CDO are probably out of date."