Knowledge Base

Acronis Agent for Hyper-V is unable to back up virtual machines (or virtual drives) if the virtual drives storage is allocated on a CSV organized under Windows 2008 R2 environment

This article applies to:

• Acronis Backup & Recovery 10 Advanced Server Virtual Edition (Agent for Hyper-V)

  (!) Acronis Backup & Recovery 11 Virtual Edition supports backing up clustered virtual machines, including those located on Windows 2008 R2 Cluster Shared Volumes.

Description

Acronis Agent for Hyper-V, which is a component of Acronis Backup & Recovery 10 Advanced Server Virtual Edition, is unable to back up virtual machines (or virtual drives) if the virtual drives storage is allocated on a CSV organized under Windows 2008 R2 environment.

Acronis Agent for Hyper-V cannot detect such volumes:

The log files show the following error entries:

--------------------
Error code: 64
Module: 83
LineInfo: 383ffdb092990d2c
Fields: $module : C:\Program Files
(x86)\Acronis\BackupAndRecovery\DiskBundle.dll
Message: An internal error.
--------------------

--------------------
Operation  started.
Priority changed to Low.
An internal error.
An internal error.
Source is not selected. The operation has been terminated.
Operation has completed with errors.
--------------------

As a workaround, these volumes can be backed using Acronis Backup & Recovery 10 Agent.

More information

See also:

• Hyper-V Booted from Acronis Bootable Media Does Not Detect Network
• Hyper-V Booted from Acronis Bootable Media Hangs if Virtual Machine Uses SCSI
• Hyper-V Booted from Acronis Bootable Media Detects IDE Disks 127.5 GB