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,...

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...

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. Pre...

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...

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...

“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...

Job Fails to Start Due to Timeout Caused by Desktop Heap Allocation Failure

Article Applicability The timeout error displayed in Veeam Backup & Replication can be caused by various factors. This article explicitly addresses a scenario where the Windows OS experiences a 'heap allocation' failure. Please note that the solution provided in this article is only applicable if...

Using the vSphere MOB (Managed Object Browser) to Troubleshoot Snapshot Creation

Purpose This article documents the procedure for manually creating a vSphere VM snapshot using the Managed Object Browser MOB. Solution Start by identifying the Managed Object Reference-ID MORef-ID of the VM for which the snapshot will be created. If the VM is being protected by Veeam Backup &...