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Error Codes for Azure virtual machines

Updated this week

PHOENIX190

Error Message: Backup window expired

Error Description: This error occurs if the backup window expires while processing a job .

Error Solution: Retrigger the backup job.

PHOENIX410

Error Message: Initial attempt failed, Phoenix 410 error.

Error Description: It appears that the VM is using unmanaged disks. Currently, we do not support unmanaged disks, since Microsoft plans to end support for unmanaged disks.

To check for unmanaged disks:

  • Navigate to your Microsoft Azure console.

  • Locate your VM's disks. You can then identify disks with VHD files attached.

Error Solution: You will need to migrate the disks to managed disks, as recommended by Microsoft.

Alternative Cause: The create snapshot operation for the Azure VM has failed with the following exception displayed by Microsoft Azure

Resource 'druva-xxxxx-xxxxx-xxx-0' was disallowed by policy

Error Solution: Alternatively, attempt the following:

  1. Navigate to the policy:

    • Go to the Customer's Azure Account and search for "Policy."

    • Select the affected subscription.

    • Locate the specific policy and make the necessary changes to ensure the VM is able to create the snapshot (possibly remove the policy).

  2. Create a manual snapshot:

    • After making the changes, attempt to create a manual snapshot from your Azure console, and observe the behavior.

  3. Run a backup:

    • If the manual snapshot is successful, run a backup on your management console. It should now be able to take a snapshot.

If the problem persists, contact Support for further assistance.

AZURE1

Error Message: Internal error

Error Description: This error occurs when there is an internal error during the operation.

Error Solution: Contact Support.

AZURE3

Error Message: Resource not found

Error Description: This error occurs when initiating backups and the source VM cannot be located.

Error Solution:

  • Verify that the resource exists within your Azure subscription.

  • If the resource is unavailable, proceed with subscription Sync to discover any new resources.

AZURE6

Error Message: Too many requests

Error Description: This error occurs when many azure requests were raised simultaneously

Error Solution: The Azure API rate limit has been reached, and the operation will be automatically retried.

AZURE7

Error Message: Access SAS expired

Error Description: This error occurs when you connect to the VM for backup.

Error Solution: Retry connecting to the VM. If the issue persists, contact Support.

AZURE8

Error Message: Access SAS not active

Error Description: This error occurs when you connect to the VM for backup.

Error Solution: Retry connecting to the VM. If the issue persists, contact Support.

AZURE9

Error Message: Failed to get Azure VM

Error Description: This error occurs when the Azure virtual machine cannot be accessed, due to temporary connectivity issues with the VM during snapshot creation.

Error Solution: Verify that the Backup app has the requisite read permissions.

AZURE15

Error Message: Failed to create snapshot

Error Description: This error occurs when the snapshot creation fails due to resource limits or policy restrictions.

Error Solution:

  • Verify the Azure subscription has sufficient quota for snapshots. For more information, see Azure service limits and quotas.

  • Alternatively, verify that the Backup app has the requisite permissions.

  • Verify policy assignment to ensure that the restore subscription and region are enabled in Allowed locations under Policy assignments.

AZURE17

Error Message: Resource name not unique

Error Description: This error occurs when the specified VM or Disk Name is already in use within this Resource Group.

Error Solution: Ensure the VM or Disk Name do not already exist within the Resource Group.

  • Apply a prefix or a short, unique string to the VM Name (for instance vm-web-prod-01 instead of vm-web).

  • To avoid recurrence of these errors, adopt a standardized naming convention for Resource Names.

AZURE21

Error Message: Unable to access Azure subscription

Error Description: This error typically indicates a connection failure between the Service Principal and your Azure environment. This could stem from access and connectivity issues due to expired credentials or permission gaps.

Error Solution: Ensure that the client credentials for the Azure app are valid, and verify that the Backup app exists in your Azure tenant.

AZURE22

Error Message: VM not found

Error Description: This error occurs when the Azure virtual machine cannot be located or was deleted.

Error Solution: Verify that the Azure virtual machine exists within your Azure subscription. If unavailable, proceed with subscription Sync to discover any new resources.

AZURE29

Error Message: Resource group not found

Error Description: This error occurs when the specified resource group cannot be accessed.

Error Solution:

  • Verify that the target Resource Group exists within your Azure subscription.

  • If unavailable, create a new Resource Group within the Azure subscription, and proceed with subscription Sync to discover newly defined resource groups.

AZURE30

Error Message: Insufficient permissions to access the resource

Error Description: This error occurs when the Backup app does not have the requisite permissions to access the target resource.

Error Solution: Ensure that the Backup app’s Service Principal has been granted appropriate permissions to access the target resources within the subscription.

AZURE32

Error Message: Subscription not found

Error Description: This error occurs when the Azure subscription cannot be located.

Error Solution:

  • Verify that the Subscription ID specified is accurate, and is in Active status.

  • Ensure you are logged into the right Azure account and have granted the requisite permissions to the service principal.

AZURE33

Error Message: Cross-subscription restore failed: VNet and NSG must be in the same subscription as the restored VM

Error Description: This error occurs during restore when the selected VNet and Network Security Group does not exist within the chosen target Subscription.

Error Solution: When restoring an Azure VM restore point across subscriptions, ensure that the Virtual Network and Network Security Group selected exists and is active within the chosen target subscription.

AZURE34

Error Message: Cross-region restore failed: VNet and NSG must be in the same subscription and region as the restored VM

Error Description: This error occurs during restore when the selected VNet and Network Security Group does not exist within the chosen target Region.

Error Solution: When restoring an Azure VM restore point across Regions, ensure that the Virtual Network and Network Security Group selected exists and is active within the chosen target Region.

AZURE35

Error Message: Failed to get snapshot

Error Description: This error occurs when the snapshot cannot be located, due to connectivity issues or access restrictions.

Error Solution:

  • Verify that the account or service principal used for the snapshot operation has the requisite access permissions.

  • There could be temporary connectivity issues to the Azure tenant or subscription where the snapshot resides. Reinitiate the restore in some time.

AZURE61444

Error Message: Account or service principal doesn't have sufficient access to complete the deployment

Error Description: The Druva Service Principal in your Azure tenant does not have the required permissions to perform restore operations within the target subscription or resource group.

Error Solution: Initiate the Update Azure Tenant Registration to grant additional permissions. For more information, see Update Azure tenant registration.

AZURE61445

Error Message: Deployment validation failed: requested instance type incompatible with the source VM generation

Error Description: This arises when you restore a VM using an Instance Type (size) that does not support the Generation (Gen 1 or Gen 2) of the backed-up virtual machine.

Error Solution:

  • Verify the generation of the source VM on your Enterprise Workloads management console.

  • Reattempt the restore with a compatible Instance Type for the backed-up virtual machine.

AZURE61452

Error Message: Deployment quota exceeded

Error Description: This error occurs when you get quota issues while creating resources in the Azure account.

Error Solution: Increase the quota for the resource and retry the operation.

AZURE61462

Error Message: Invalid Restore Configuration: Selected Instance Type is incompatible with disk storage account type

Error Description: This error typically occurs when the VM Instance Type selected for restore is not compatible with the Storage Account Type of the source disk (Standard vs. Premium).

Error Solution:

  • Identify the Source Disk Type on your Enterprise Workloads management console.

  • Reattempt the restore with a compatible Instance Type for the chosen source storage disk.

AZURE61482

Error Message: Operation not allowed

Error Description: Resource deployment fails during restore due to certain limit restrictions.

Error Solution:

  • Verify the Azure subscription has sufficient quota for deployment.

  • Increase the quota for the resource and reattempt the restore. For more information, see Azure service limits and quotas.

AZURE61491

Error Message: Request disallowed by policy

Error Description: The backup or restore operation fails due to policy restrictions in the target Azure subscription.

Error Solution: Ensure that the restore subscription and region are enabled in Allowed locations under Policy assignments. For more information, see Verify policy assignment.

AZURE61493

Error Message: Target resource group deleted: Reattempt restore with a different resource group

Error Description: This error occurs when restoring an Azure VM where the destination Resource Group is in a Deleting or Deleted state. Since the Resource Group serves as the logical container for the VM components, the restore cannot proceed if the container is unavailable or in the process of being decommissioned.

Error Solution:

  • Create a new Resource Group and proceed with subscription Sync to discover newly added resources.

  • Select a different resource group and reattempt the restore.

AZURE61496

Error Message: Resource quota exceeded

Error Description: This error occurs when you get quota issues while creating resources in the Azure account.

Error Solution: Increase the quota for the resource and retry the operation.

AZURE61502

Error Message: Subnets not in same Vnet

Error Description: This error occurs when the subnet selected for the VM restore is not in the same Vnet.

Error Solution: Correct the mapping of subnet and Vnet and retry.

AZURE61503

Error Message: Subnet is full

Error Description: The selected subnet does not have enough available IP addresses to allocate to a new VM or service instance.

Error Solution:

  • Increase the subnet CIDR block if the VNet has available contiguous space.

  • Deploy the VM to a different subnet within the same virtual network that has sufficient available IP addresses.

AZURE61732

Error Message: The specified resource already exists

Error Description: This error occurs when the resource name already exists in the resource group.

Error Solution: Specify a unique name for the resource (VM name, disk name, etc.) while attempting a restore.

AZURE62005

Error Message: The previous snapshot query parameter value cannot be newer than snapshot query parameter value

Error Description: This error may occur during parallel backup of the same VM.

Error Solution: Retrigger the backup job.

AZURE62022

Error Message: Allocation failed. Insufficient capacity for the requested VM size in the specified availability zone

Error Description: The restore operation fails when the requested VM size is unavailable in the target Availability Zone because of physical capacity constraints.

Error Solution:

  • Reattempt the restore of your Azure VM restore points to an alternative Availability Zone.

  • If high availability is not required for this specific instance, consider removing the Availability Zone requirement during the restore process.

AZURE62024

Error Message: Marketplace purchase validation failed. Please accept the Marketplace terms for this image

Error Description: This error occurs during Azure VM restore using a Marketplace image, when the deployment fails because the required legal terms and conditions for that specific third-party image have not been explicitly accepted for your Azure subscription.

Error Solution: To resolve this, you must accept the Marketplace legal terms for the specific image within your Azure subscription. For more information, see Purchase validation checks.

AZURE62025

Error Message: Failed to create VM: Disk controller mismatch. Selected VM size incompatible with the disk’s controller type

Error Description: The destination Instance Type does not support the disk controller configuration of the backed-up OS disk. For example, attempting to restore an NVMe-based backup to an instance type that only supports SCSI.

Error Solution: To resolve this, modify the Instance Type during restore to a series that is compatible with the controller architecture of the backed up OS disk

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