NetWorker Hyper-V Fortinet VM backups fail during checkpoint creation
Summary: Fortinet VM's like FortiAnalyzer, FortiManager fail to backup using NMM Hyper-V module with the error "Could not create backup checkpoint for virtual machine 'FortiAnalyzer': Unspecified error (0x80004005)." ...
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Symptoms
The FortiAnalyzer or Forti-Manager VM backups fail with below errors
On nsrnmmsv.raw:
nsrnmmsv NSR critical Skipping component Online\Forti-Manager from backup in MICROSOFT_HYPERV manager.Unable to create snapshot for component. Error: Could not create backup checkpoint for virtual machine 'Forti-Manager': Unspecified error (0x80004005).
nsrnmmsv NSR critical Skipping component Online\FortiAnalyzer from backup in MICROSOFT_HYPERV manager.Unable to create snapshot for component. Error: .
On Hyper-V VMMS logs:
Could not create backup checkpoint for virtual machine 'FortiAnalyzer': Unspecified error (0x80004005). (Virtual machine ID ...
Checkpoint operation for 'FortiAnalyzer' failed. (Virtual machine ID ...
Checkpoint operation for 'FortiAnalyzer' was cancelled. (Virtual machine ID ...
Resolution
Perform a saved state backup
- Go to the Failover Cluster Manager
- Go to VM setting
- Go to Integration Services Tab
- Uncheck "Backup (volume checkpoint)"

- Go to the Failover Cluster Manager
- Go to VM setting
- Go to Integration Services Tab
- Uncheck "Backup (volume checkpoint)"

Additional Information
Saved State method- With a crash consistent backup, the VM is offline or does not have the IC installed or the VM does not support the VSS framework. In this case, the VM is paused before shadow copy creation and resumed after the shadow is created.
The Hyper-V writer in the management operating system determines if the backup image is application consistent or crash consistent. You do not need to select the backup type when you perform on-demand or scheduled backups.
With image-level saved state or offline backups, the backup operation puts the VM into a saved state during the processing of the PrepareForSnapshot event. The backup process takes snapshots of the appropriate volumes and then returns the VM to the previous state during the processing of the PostSnapshot event.
Use image-level saved state backups when you cannot install Integration Components (IC) on the Windows clients or when the guest operating system (for example, Linux) does not support VSS. These backups do not communicate with the Hyper-V VSS writer in the VM. As a result, they ensure crash consistency, not application consistency, of the writers running in the VM.
During saved state method, the VM will not respond to pings, however most applications and DB will not be affected as the Guest VM is not aware of the Backup process.
The Hyper-V writer in the management operating system determines if the backup image is application consistent or crash consistent. You do not need to select the backup type when you perform on-demand or scheduled backups.
With image-level saved state or offline backups, the backup operation puts the VM into a saved state during the processing of the PrepareForSnapshot event. The backup process takes snapshots of the appropriate volumes and then returns the VM to the previous state during the processing of the PostSnapshot event.
Use image-level saved state backups when you cannot install Integration Components (IC) on the Windows clients or when the guest operating system (for example, Linux) does not support VSS. These backups do not communicate with the Hyper-V VSS writer in the VM. As a result, they ensure crash consistency, not application consistency, of the writers running in the VM.
During saved state method, the VM will not respond to pings, however most applications and DB will not be affected as the Guest VM is not aware of the Backup process.
Affected Products
NetWorker Module for MicrosoftProducts
NetWorker, NetWorker Module, NetWorker Module for MicrosoftArticle Properties
Article Number: 000079482
Article Type: Solution
Last Modified: 13 Jun 2025
Version: 3
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