These errors are caused by the tasks that no longer exist. Use the below instructions to delete records about these tasks from Acronis Scheduler

Description of how to establish a proper connection to Acronis Agent on Microsoft Exchange Server from Acronis Recovery for Microsoft Exchange Management Console

This article applies to:


  1. Using Acronis Recovery for Microsoft Exchange, you are performing a mailbox backup or recovery;
  2. The operation fails with one of the following error messages:

    Method ATTACH_BY_(2) is not supported
    Method ATTACH_BY_(3) is not supported
    Method ATTACH_BY_(4) is not supported

Acronis Recovery for Microsoft Exchange is not a cluster-aware application, and does not include support for cluster-related settings or events

You can only set one E-mail address to receive notifications regarding the backup process

Install Microsoft Messaging API and Collaboration Data Objects 1.2.1 to solve the issue

Table of operating systems supported by older Acronis products

There are two methods to back up: on database level or on brick level

Only older versions of Acronis products support VIA C3 processors

Acronis Backup & Recovery 11.5 and Recovery for Microsoft Exchange cannot create an incremental backup of an Information Store or Storage Group in Circular Logging mode

Support of Microsoft Exchange Server 2010 will be available in future

This article covers different Acronis Backup Advanced for Exchange Server scenarios

All current Acronis products have full support of Solid State Drives (SSD)

Table of trial limitations of Acronis products