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David Curwin
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final fixes
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articles/backup/backup-azure-sap-hana-database-troubleshoot.md

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| UserErrorHANALSNValidationFailure | Backup log chain is broken | The log backup destination may have been updated from backint to file system or the backint executable may have been changed | Trigger a full backup to resolve the issue |
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| UserErrorIncomaptibleSrcTargetSystsemsForRestore | The source and target systems for restore are incompatible | The target system for restore is incompatible with the source | Refer to the SAP Note [1642148](https://launchpad.support.sap.com/#/notes/1642148) to learn about the restore types supported today |
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| UserErrorSDCtoMDCUpgradeDetected | SDC to MDC upgrade detected | The SAP HANA instance has been upgraded from SDC to MDC. Backups will fail after the update. | Follow the steps listed in the [Upgrading from SAP HANA 1.0 to 2.0 section](#upgrading-from-sap-hana-10-to-20) to resolve the issue |
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| UserErrorInvalidBackintConfiguration | Detected invalid backint configuration | The backing parameters are incorrectly specified for Azure backup | Check whether the parameters are set. If backint-based parameters are present in HOST, remove them. If parameters aren't present at HOST level but have been manually modified at a database level, revert them to the appropriate values as described earlier. Or, run **Stop protection and retain backup data** from the Azure portal, and then select **Resume backup**. |
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| UserErrorInvalidBackintConfiguration | Detected invalid backint configuration | The backing parameters are incorrectly specified for Azure backup | Check if the following (backint) parameters are set: <br> * [catalog_backup_using_backint:true] <br> * [enable_accumulated_catalog_backup:false] <br> * [parallel_data_backup_backint_channels:1] <br>* [log_backup_timeout_s:900)] <br> * [backint_response_timeout:7200] <br> If backint-based parameters are present in HOST, remove them. If parameters aren't present at HOST level but have been manually modified at a database level, revert them to the appropriate values as described earlier. Or, run [stop protection and retain backup data](sap-hana-db-manage.md#stop-protection-for-an-sap-hana-database) from the Azure portal, and then select **Resume backup**. |
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## Restore checks
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- [Stop protection](sap-hana-db-manage.md#stop-protection-for-an-sap-hana-database) with retain data for the database
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- Rerun the [pre-registration script](https://aka.ms/scriptforpermsonhana)
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- [Resume protection]((sap-hana-db-manage.md#resume-protection-for-an-sap-hana-database) for the database again
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- [Resume protection](sap-hana-db-manage.md#resume-protection-for-an-sap-hana-database) for the database again
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## Next steps
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articles/backup/backup-azure-sap-hana-database.md

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## Next steps
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* [Learn how](https://docs.microsoft.com/azure/backup/sap-hana-db-restore) to Restore SAP HANA databases running on Azure VMs
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* [Learn how](https://docs.microsoft.com/azure/backup/sap-hana-db-manage) to manage SAP HANA databases that are backed up using Azure Backup
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* Learn how to [restore SAP HANA databases running on Azure VMs](https://docs.microsoft.com/azure/backup/sap-hana-db-restore)
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* Learn how to [manage SAP HANA databases that are backed up using Azure Backup](https://docs.microsoft.com/azure/backup/sap-hana-db-manage)

articles/backup/sap-hana-backup-support-matrix.md

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Azure Backup supports the backup of SAP HANA databases to Azure. This article summarizes the scenarios supported and limitations present when you use Azure Backup to back up SAP HANA databases on Azure VMs.
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## Onboard to the public preview
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Onboard to the public preview as follows:
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* In the portal, register your subscription ID to the Recovery Services service provider by [following this article](https://docs.microsoft.com/azure/azure-resource-manager/resource-manager-register-provider-errors#solution-3---azure-portal).
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* For PowerShell, run this cmdlet. It should complete as "Registered".
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```PowerShell
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Register-AzProviderFeature -FeatureName "HanaBackup" –ProviderNamespace Microsoft.RecoveryServices
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```
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> [!NOTE]
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> The frequency of log backup can now be set to a minimum of 15 minutes. Log backups only begin to flow after a successful full backup for the database has completed.
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> [!NOTE]
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> Backup and restore operations from SAP HANA native clients (SAP HANA Studio/ Cockpit/ DBA Cockpit) aren't currently supported.
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## Onboard to the public preview
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Onboard to the public preview as follows:
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* In the portal, register your subscription ID to the Recovery Services service provider by following this article.
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* For PowerShell, run this cmdlet. It should complete as "Registered".
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```PowerShell
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Register-AzProviderFeature -FeatureName "HanaBackup" –ProviderNamespace Microsoft.RecoveryServices
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```
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## Next steps
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articles/backup/sap-hana-db-manage.md

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## Next steps
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* [Learn how](https://docs.microsoft.com/azure/backup/backup-azure-sap-hana-database-troubleshoot) to troubleshoot common issues when backing up SAP HANA databases.
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* Learn how to [troubleshoot common issues when backing up SAP HANA databases.](https://docs.microsoft.com/azure/backup/backup-azure-sap-hana-database-troubleshoot)
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articles/backup/sap-hana-faq-backup-azure-vm.md

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### Will backups work after migrating SAP HANA from 1.0 to 2.0?
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Refer to [this section of the troubleshooting guide](https://docs.microsoft.com/azure/backup/backup-azure-sap-hana-database-troubleshoot#upgrading-from-sap-hana-10-to-20).
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Refer to [this section](https://docs.microsoft.com/azure/backup/backup-azure-sap-hana-database-troubleshoot#upgrading-from-sap-hana-10-to-20) of the troubleshooting guide.
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## Restore
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articles/backup/tutorial-backup-sap-hana-db.md

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## Next Steps
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* [Learn how](backup-azure-sap-hana-database.md#run-an-on-demand-backup) to run on-demand backups on SAP HANA databases running on Azure VMs
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* [Learn how](sap-hana-db-restore.md) to Restore SAP HANA databases running on Azure VMs
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* [Learn how](sap-hana-db-manage.md) to manage SAP HANA databases that are backed up using Azure Backup
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* [Learn how](backup-azure-sap-hana-database-troubleshoot.md) to troubleshoot common issues when backing up SAP HANA databases
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* Learn how to [run on-demand backups on SAP HANA databases running on Azure VMs](backup-azure-sap-hana-database.md#run-an-on-demand-backup)
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* Learn how to [restore SAP HANA databases running on Azure VMs](sap-hana-db-restore.md)
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* Learn how to [manage SAP HANA databases that are backed up using Azure Backup](sap-hana-db-manage.md)
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* Learn how to [troubleshoot common issues when backing up SAP HANA databases](backup-azure-sap-hana-database-troubleshoot.md)

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