63495: Acronis Cyber Backup: 'Disk is not found. Ensure that all the hard disks are installed in the machine' error when trying to Run backup as VM

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Symptoms

1. You have created a backup of a virtual machine with large virtual disks (disk size more than 300Gb),

2. When you mount a backup using Run as VM option, operation finishes with the following error:

Failed to prepare operations. Error code: 7 'Disk is not found. Ensure that all the hard disks are installed in the machine.'

 

Cause

Issue in the product. 

Solution

Acronis Cyber Backup Cloud: the issue has been fixed in version 8.0

Acronis Cyber Backup 12.5: the issue has been fixed in Update 5 (Build 16180)

As workaround, you can recover the backup to a new virtual machine in Cyber Protection console or using Acronis bootable media.

How to recover a VM:

To recover a VM using bootable media, first create a new blank VM with the same parameters as the VM that you want to restore, boot the VM from Acronis bootable media and perform the recovery: