License Update Fails In Networks Where HTTP Proxy Must Be Used

Known Limitation A tenant's Veeam Backup & Replication server cannot access Veeam Cloud Connect infrastructure components through HTTP/HTTPS proxy servers. All cloud-targeted traffic from the tenant's Veeam Backup & Replication server will ignore proxy settings. Challenge License updating may fai...

How to configure Email Notifications when using Gmail or Google Apps Mail

Solution Select the product below to be taken to the product-specific information for using Google Gmail to send email notifications. Veeam Backup & Replication v12 Veeam Backup & Replication v13 Veeam ONE v12 Veeam ONE v13 Veeam Backup for Microsoft 365 v7+ Veeam Agent for Microsoft Windows v6+...

Issue with Hyper-V Reports in MP builds 7.0.0.1911 and 7.0.0.1913

Challenge The following Hyper-V reports show no performance data: Performance Forecast for Hyper-V Clusters Performance Forecast for Hyper-V Storage Host Failure Modelling What-If VM Deployment Planning model existing VMs What-If VM Deployment Planning manual resource entry Virtual Machines...

Replication job task fails with "Cannot process VM, template processing is disabled"

Challenge A Replication job displays the following error message for a VM that was previously able to be replicated: Task failed. Error: Cannot process vm-: template processing is disabled Copy Cause This issue occurs when a VM that was added to a replication job is converted to a template...

Veeam Management Pack for System Center 7.0 R2 Update

Challenge Release notes for Veeam Management Pack for System Center 7.0 R2 Update Cause Please confirm you are using Veeam MP version 6.0, 6.5 or 7.0 prior to installing this patch. You can check this in SCOM Console | Administration | Management Packs. The 7.0 GA version of Veeam MPs will be...

Existing Hyper-V backup and replication jobs processing VM with SCSI disks start to consume x2 space on target storage after upgrade to v8

Challenge After upgrading to v8 the following issues are observed with the existing jobs processing Hyper-V VMs with SCSI disks: 1. First backup job run will transfer entire VM disks into the incremental backup storage. The following job runs will operate normally - regular incremental restore...

Critical update rollup for Veeam Backup and Replication 8.0.0.817

Challenge Critical update rollup for Veeam Backup and Replication 8.0.0.817 for Hyper-V This update rollup fixes the following Hyper-V processing issues: CBT does not track changes correctly on VHDX disks files larger than 2 TB veeam.com/KB1961 Existing Hyper-V backup and replication jobs...

Veeam Agent for Microsoft Windows: Service suddenly stopped working.

Challenge While running Veeam Agent for Microsoft Windows VAW, the Control Panel displays the error: Services suddenly stopped working. Cause The Veeam Agent for Microsoft Windows Control Panel has lost contact with the Veeam Agent for Microsoft Windows service on the local machine. Possible caus...

Tape Inventory With: "Unknown media (possibly in use by another application)."

Challenge A tape inventory or catalog operation fails with the following error: Cannot inventory tape in Drive 1 Server: , Library: , Drive ID: TapeX. Unknown media possibly in use by another application. Cause This error is shown when Veeam Backup & Replication does not recognize the MTF header ...

Migrate Backups from NFS/SMB Data Domain Repository to DDBoost-based Repository

Purpose This article documents how to migrate existing restore points from an existing NFS or SMB repository to an integrated DDBoost-based repository. Use case: During initial deployment of Veeam Backup & Replication, the Data Domain storage appliance was added as an SMB share repository, and th...

CBT does not track changes correctly on VHDX disks files larger than 2 TB

Challenge Veeam Change Block Tracking CBT driver incorrectly parses virtual disk file change information causing jobs to failover to "full scan" incremental passes in case of VSS backup or to create an empty incremental backup in case of crash-consistent backup when both of the following conditio...

Installation of Veeam Backup & Replication version 8 fails

Challenge Installation of Veeam Backup & Replication fails with one of the following errors: 1. Cannot get 'Veeam Backup and Replication Service' service account name. or 2. Failed to use specified user account. Cause Both of these issues occur when reinstalling Veeam. Solution To resolve the...

Hyper-V backup or replication job with guest-processing fails after installing Windows Update KB3000853

After installing November roll-up update http://support.microsoft.com/kb/3000853 on 2012 Hyper-V hosts, VSS-enabled backups may be failing in any backup solution. In Veeam you will get "Unable t...

The process cannot access the file because it is being used by another process

Antivirus Interference Antivirus software can cause access issues similar to those documented in this article. Such interference often occurs when security software detects a Veeam process attempting to access a file and simultaneously locks the file for inspection, coinciding with the Veeam...

SAN snapshots on HP Store Virtual P4500 left behind after backup failures

Challenge The Veeam backup job fails but the SAN snapshot on HP Store Virtual is still created and left behind. On the proxy you may see in the event logs 2 events, one after another: first VSS event 8229 about VSS writer failure and then event 284 from HP StoreVirtual VSS Provider about successf...

Failed to execute SQL scripts for Database

Challenge Upgrade from Veeam Backup & Replication 7 to 8 may fail with "Failed to execute SQL scripts for Database " Cause The issue is caused by mediapools which are not linked to any library but still contain tape media entries. This may happen when the library or standalone drive was exchanged...

Veeam ONE Database Partitioning

This article contains instructions about partitioning Veeam ONE database...

Slow replication when target proxy uses Virtual Appliance (HotAdd) mode

Challenge Incremental replication throughput is slow when target proxy uses Virtual Appliance transport mode HotAdd. Cause This issue is caused by VMware's limitation. Writing to VM snapshot in hotadd mode may cause high I/O load on the target datastore and result in latency spikes and slow...

After replacing the license file, you get warnings about a “Grace Period” to renew the license in 4000 days

Challenge This article covers an issue which impacts the following versions differently, but is caused by the same issue. Veeam Backup & Replication 7 Veeam Backup & Replication 8 and 9 ─ ───────────────────────────────────────────────────────── Veeam Backup & Replication 7 ─...

Backup to tape jobs fails when the source contains .vrb files

Challenge 1. When using backup to tape on a source job containing .vrb files, the jobs may fail with the error: MediaPool not found id: 00000000-0000-0000-0000-000000000000. 2. When enabling incremental mode in backup to tape, .vrb files will be transfered to tape. Cause This is a known issue...

Unable to add DataDomain DDBoost repository connected over Fibre Channel

Challenge When adding DataDomain as a backup repository using DDBoost over Fibre Channel, the following error is shown: Failed to connect to 'DFC-'. --tr:Unable to initialize Data Domain connection. --tr:Failed to call DoRpc. CmdName: DDBoostCheckConnection. invalid argument. Err: 5008 Failed to...

Enterprise Manager Install fails with Patched Database Error

Purpose If the Veeam Backup Enterprise Manager software is moved, or needs to be reinstalled and it was previously patched it errors out with the following error: Cause The SQL database that is being reused contains table entries that mark it as having been used with a newer version the version o...

Application-Aware Image Processing failure with SQL 2012 SP2 case-sensitive collation database

Job using Application-Aware Image Processing fails during VSS processing with: Unfreeze error: Backup job failed. Cannot create a shadow copy of the volumes containing writer's data. A VSS crit...

Tape requires return to original slot , but it is already filled. Move tape manually, and retry operation

Challenge Inventory job or any tape jobs may fail with an error "Tape requires return to original slot , but it is already filled. Move tape manually, and retry operation" You may find following entries in the Job..TapeVmBackup.log / Job..TapeFilesBackup or Job.Tapelibraryinventory.TapeInventory:...

Failed to lock file on VM PowerOn (SureBackup\Instant Recovery)

Challenge SureBackup or Instant VM Recovery fails with an error relating to failure to power on. The SureBackup log file contains the following error: Info VimApi PowerOffVM, type "VirtualMachine", ref "vm-xxxx" Error SureBackup operation has been failed Info VimApi PowerOffVM, type...

VMware CBT Data Corruption

This KB explains and details how to detect/prevent the VMware bug that exists in VMware ESXi 4.x and 5.x...

Veeam doesn't clean up temporary datastore in vSphere after restore from NetApp storage snapshot

Challenge After completing one of the restore options available for NetApp storage snapshot, you may notice that the temporary datastore under the name "snap--" is still mounted on the ESXi hosts with inactive status. See the screenshot below for an example: After a manual rescan of the storage...

Misconfigured RPC Settings cause Backup Job to fail with "Failed to prepare guest for hot backup"

Article Applicability This KB article is specific to a scenario where Dynamic RPC ports have been customized within the registry. That customization then causes the particular error Code: 87. The primary error in the UI, "Failed to prepare guest for hot backup," has many causes, and this article...

Veeam Explorer for Exchange (VEX) Restore Failure - HTTP Error 501 – Load Balancer

Challenge The following KB is only relevant if a Load Balancer is being used. When attempting to use the "Restore to " function the restore fails with "HTTP Error 501". The following will be found in the logs: Item restore failed: The request failed with HTTP status 501: Invalid Request. Error:...

VDDK Error 3014 - Insufficient permissions in the host operating system

Challenge A Veeam Backup & Replication task interacting with a VMware environment fails with error: Error --tr:VDDK error: 3014 Insufficient permissions in the host operating system. Value: 0x0000000000000bc6 Cause This error occurs when the account used to communicate with the vCenter does not...

Tape configuration restore

Challenge Due to architecture limitations, configuration backups created with Veeam Backup & Replication 7.0 did not capture database records that were responsible for displaying VMs processed with jobs in the Veeam Backup & Replication console. These limitations applied to all types of jobs,...

No VM names for Hyper-V in SCOM

Challenge The Hyper-V topology is discovered correctly, however, the Display Names of Virtual Machines are listed as their VM IDs. Example: Additionally, error events 3603 are logged in the OperationsManager event log on the Hyper-V server: VMDiscovery.js : 'vmid' is null or not an object error...

Forward Incremental – Animation of Method and Retention

Purpose This article is intended to document how Forward Incremental works, and how its retention is enforced. Solution There are two distinct methods of Forward Incremental: Forever Forward Incremental Forward Incremental with Periodic Fulls Forever Forward Incremental For more information...

Backup Copy Retention

Purpose This article is intended to document how Backup Copy's retention is enforced. Solution Starting with Veeam Backup & Replication 11, there are two diferent retention policy schemes for backup copy jobs: Short-Term Retention Policy GFS Retention Policy Weekly, Monthly, Yearly More Informati...

Hyper-V Changed Block Tracking Troubleshooting

Challenge Backup and/or Replication jobs report that changed block tracking is not working properly. Article Applicability This article is only relevant when Veeam Backup & Replication is used with the following Hyper-V versions. In these older versions of Hyper-V there was no native CBT function...

Reverse Incremental – Animation of Method and Retention

Purpose This article is intended to document how Reversed Incremental works, and how its retention is enforced. Reverse Incremental Backup Method For information regarding this Backup Method please review the user guide. Reverse Incremental Restore Point Creation The following is an animation...

Cannot Register Management Service. The Specified Service Has Been Marked for Deletion.

Challenge A Backup or Replication job using Application-Aware Processing fails with an error similar to: Failed to prepare VM for processing: Unable to perform installation Unable to register and start service. Attempt 10 of 10 Cannot register management service. Service name: VeeamVssSupport...

Entire VM restore fails with 'An error occurred while taking a snapshot: Error.'

Challenge Entire VM Restore fails with: An error occurred while taking a snapshot: Error. Cause This can occur when a workingDir entry in the VMX causes the VM to attempt to direct snapshots to a different datastore that is not present in the site where the restore is taking place. Solution To...

Veeam ONE 7.0 Patch 2 Release Notes

Challenge Release Notes for Veeam ONE 7.0 Patch 2. Cause Please confirm you are running Veeam ONE 7 or Veeam ONE 7R2 prior to installing this update. You can check this under Help | About in Veeam ONE Monitor Client, the build number should be 7.0.0.xxx. After upgrading, your version build will b...

How to use Windows Management Instrumentation (WMI) Tester [WBEMTest] to Test WMI Connectivity

Purpose This article documents how to use Windows Management Instrumentation WMI Tester WBEMTest to test connectivity, which can assist in troubleshooting and isolating WMI-related issues with Veeam products. Solution Opening Windows Management Instrumentation WMI Tester 1. Open a Run prompt Win+...

Throttling Rules Not Being Applied

Challenge A configured Network Throttling rule does not appear to be taking effect. Solution Traffic can only be throttled between backup infrastructure components where the Veeam Data Movers are deployed. These components differ depending on a data protection scenario. For more information, revi...

Windows Server IoT/Windows Storage Server — Support Statement

Support Statement At Veeam, we understand that some customers may have hardware that comes pre-installed with Windows Server IoT or Windows Storage Server, and they may want to use these to fill the role of Veeam-product component servers. While Windows Server IoT and Windows Storage Server are...

Failed to call RPC function 'StartAgent': Timed out requesting agent port for client sessions.

Challenge A task fails with the error: Error: Failed to call RPC function 'StartAgent': Timed out requesting agent port for client sessions. Cause These errors may occur because of either: A firewall prevents the remote machine from initiating communication on one or more of the assigned...

Mount host is not specified for backup repository “Repository name”

Challenge When attempting to perform an Instant Recovery, Multi-OS FLR, or SureBackup the following error is thrown. Mount host is not specified for backup repository "" Multi-OS Restore: Instant Recovery: SureBackup: Solution Within the settings for the repository specified in the error there is...

Uninstalling Veeam Collectors if a System Resource Pool Was Used for Auto-Deployment

Purpose This article documents how to uninstall Veeam Management Pack for Microsoft System Center if during auto-deployment of Veeam Collectors, one of the system resource pools was used i.e., All Management Servers Resource Pool, Notifications Resource Pool, or AD Assignment Resource Pool. This...

Monitoring of vSphere 4.x fails with Veeam MP v7

Challenge Though everything is configured correctly and you have successfully added vCenter 4.x or standalone ESX 4.x to Veeam Extensions as a Monitoring target, no data is shown in SCOM and you can see "Veeam VMware Collector: VMware connection is unavailable" alerts . Additionally, the followin...

Storage vMotion of Instant Recovery fails with “The method is disabled by ‘’”

Challenge When attempting to migrate an Instant Recovery VM to a production datastore using VMware Storage vMotion, the following error occurs: The method is disabled by 'vm-' Call 'VirtualMachine.Relocate' for object 'vmname' on vCenter Server 'vCenterName' failed. Solution To correct this issue...

“Invalid Credentials” Error Adding a Hyper-V Host Using a Local Account

Article Applicability This article relates to an error that only occurs when Veeam Backup & Replication is deployed on a Windows machine. With the Veeam Software Appliance, to add a Hyper-V host using credentials, it requires that both the appliance and the Windows machine are added to the same...

How to restore vCenter Server without a vCenter Server

Challenge The vCenter Server is not available and the vCenter Server VM needs to be restored. Solution To restore the vCenter Server, you will need to add one of the individual ESXi hosts to Veeam Backup & Replication, allowing you to target that host directly to restore the vCenter VM. Possible...

SCOM console crashes when opening widget personalization dialog

Challenge When opening the Personalization dialog for any State View widget, the widget appears empty, and the Operations Manager Console crashes Cause There is a specific new widget declaration which can cause issues while loading other widgets. Solution Download Veeam Widget Library MP 7.0.0.18...