Virtual Appliance backup is not supported
1. You deploy Acronis Virtual Appliance to a ESXi host and it appears in Devices list in web console.
2. You apply a backup plan to Acronis Virtual Appliance.
3. Backup of Virtual Appliance fails with the following error:
Cannot find GXT item type 'mms::disk::disk'.
Virtual Appliance backup is not supported.
Since Update 4 (Build 12730) Virtual Appliance is excluded from the Devices view and cannot be selected for backup. Please update to the latest build
To work around the issue without updating, please exclude Acronis Virtual Appliance from all backup plans.