How to add SMB repository to Veeam Backup for Microsoft 365

Planned Feature Deprecation Veeam Backup for Microsoft 365 support for SMB-based repositories will be deprecated in a future version. For more information, see KB4567: Planned Veeam Backup for Microsoft 365 Feature Deprecation. Experimental Support SMB repository is considered as experimental...

Veeam Backup Enterprise Manager RESTful APIs Upgrade Instructions

Challenge Veeam Backup & Replication 9.5 Update 4 RTM is not compatible with the previous versions of API. Some integration may not work as expected. Cause Update 4 has introduced new Product functionality that requires extended API and incremented the required request version to v14. Solution Th...

Restored UEFI-based Windows 2008 R2 SP1 cannot be booted in Hyper-V environment

Challenge After successfully restoring a UEFI-based machine running Server 2008 R2 SP1 to a Hyper-V host, the VM fails to boot. Cause The machine fails to boot due to a machine configuration that conflicts with Hyper-V. For Hyper-V guest Virtual Machines, Server 2008 R2 is only support for use wi...

"Failed to detach SCSI lun" errors in vSphere after finishing Instant Recovery or File-level restore from storage snapshots

Challenge You might see "Failed to detach SCSI lun" errors in vSphere during the unexport phase when restoring items file-level restore from storage snapshot or doing an Instant Recovery from storage snapshot because of certain VMware behaviour. Both types of the restores include a step when...

Red Hat Enterprise Linux kernel 2.6.32-754.6.3 is not supported by Veeam Agent for Linux

Challenge Veeam Agent for Linux may cause an operating system crash on machines running Red Hat Enterprise Linux RHEL or its derivatives CentOS, Oracle Linux with Linux kernel version 2.6.32-754.6.3.el6 update RHSA-2018:2846. Cause Veeamsnap, Agent for Linux kernel module is not compatible with...

Specified database is not valid

Challenge When installing Veeam ONE using an existing or migrated database, the following error occurs: Specified database is not valid. Please choose Veeam ONE database or create a new database to proceed. Cause This error message occurs when the Veeam ONE installer attempts to install using an...

Update Veeam MP Core Services to Support TLS 1.2 Protocol

Challenge Starting with vSphere 6.5, the TLS protocol version 1.2 is enabled by default. Cause To allow Veeam Virtualization Extensions Service and Veeam VMware Collectors to connect to vCenter Servers that use the TLS 1.2 protocol, you must update Veeam MP core services. Solution NOTE: The...

“Storage connection failure” alarm during the backup jobs with storage integration activity.

Challenge The alarm " Storage connection failure" is displayed in Veeam ONE when performing either of the following activities in Veeam Backup & Replication: Backup from Storage Snapshots Restore from Storage Snapshots While both Backup from Storage Snapshots and Restore from Storage Snapshots bo...

vCenter tags collection/assignment using PowerCLI tool

Challenge In some cases, Veeam ONE cannot collect or assign vCenter tags properly on vCenter 5.x versions. You can identify the issue by the following error messages in the Veeam ONE Reporter log files: Failed to execute SOAP command "CInvSvcCreateCategory". Inventory Service was not created. Can...

Window Server does not boot because of stuck MPIO/SCSI registry records in SYSTEM hive

Challenge When storage snapshot gets mounted to proxy Windows creates multiple registry records in: HKLM\SYSTEM\ControlSet001\Enum\MPIO HKLM\SYSTEM\ControlSet001\Enum\SCSI when windows mpio is disabled The problem is that when storage snapshot gets unmounted Windows does not clean up registry...

Backup Configuration Is Not Saved After Configuring Backup Job

Challenge After installing Veeam Agent for Microsoft Windows and configuring a backup job, the settings are not shown in the Control Panel, and Veeam Agent for Microsoft Windows keeps prompting to configure backup settings. Cause The Windows OS was installed with non-English region and culture...

Full VM restore to a new Datacenter cause deletion of production VM if the name of recovered VM will match production VM name

Challenge Production VM will be deleted without warning if following conditions are met: 1. Full VM restore to vCenter Datacenter, different from original VM Datacenter, VM was running under. 2. Name of recovering VM coincide with existing VM in production. Cause Based on VmWare architecture, it...

Release Notes for Veeam ONE 9.5 Update 1

Challenge Release Notes for Veeam ONE 9.5 Update 1 Cause Please confirm you are running Veeam ONE 9.5 prior to installing this update. You can check this under Help | About in Veeam ONE Monitor Client , the build number should be 9.5.0.xxx. After upgrading, your version build will be 9.5.0.3254...

How to Change Credentials for a Shared Folder in a File to Tape Job

Purpose This article documents how to change credentials used to connect to a UNC path added to a File Backup to Tape job. Solution To add an SMB share to a File Backup to Tape job, the SMB share must be added in the Inventory view under File Shares SMB Shares section. To change which credentials...

Veeam Management Pack 8.0 for System Center Update 1 Release Notes

Challenge Release Notes for Veeam Management Pack 8.0 for System Center Update 1. Cause Please confirm you are running Veeam Management Pack 8.0 prior to installing this update. You can check this in Operations Manager console under Administration | Management Packs, the build number should be...

Backup to DataDomain over DDboost hangs

You are using DDBoost connection to a DataDomain device.Backup to the DataDomain device starts to hang.In the log of Veeam agent that is writing the data to the device you can see agent crash dump is...

A proxy VM may become inaccessible during hotadd backup

Challenge 'Hotadd' backup proxy virtual machine becomes inaccessible or powered off with the following possible symptoms: 1. Virtual machine randomly stops responding. 2. When guest operating system fails, there is no BSOD or kernel panic. 3. The vmx process of virtual machine fails or is killed ...

Total VMs Count in Infrastructure Overview Report

Challenge The Infrastructure Overview report shows different values between vCenter Servers Virtual Machines and Storage Number of VMs. Cause Here are the possible causes of such behavior: one VM is linked with more than one datastore; for the "vCenter Servers" templates are not counted; "Storage...

Job's Next Run Date Doesn't Match Schedule

Challenge The 'Next Run' date shown for a job does not match the settings selected in the Schedule tab of the job. For example, a job configured to run Monthly on the last Saturday displays a 'Next Run' date of the upcoming Saturday, which is not the last Saturday of the month. Cause This occurs...

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...

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...

Web Client Plug-in error: “invalid Single Sign-On token”

Challenge When a new user of the vSphere web client attempts to access the Veeam Web Client Plug-in, they encounter the following error: Server error: Failed to login to Veeam Backup Enterprise Manager. Login failed due to invalid Single Sign-On token Cause To successfully obtain statistics from...

Transient and Non-transient Errors When Using Guest Processing

Challenge You receive errors on backup or replication processes during VSS guest processing. Solution 0x800423F3 This error translates to the VSS error "VSSEWRITERERRORRETRYABLE" or "The writer experienced a transient error. If the backup process is retried, the error might not reoccur." This err...

Health Service (Monitoring Host) Handle Count has exceeded the threshold

Challenge The following alerts about handle counts on the collector server are raised: Health Service Monitoring Host Handle Count has exceeded the threshold Health Service Handle Count has exceeded the threshold Cause The monitors raising the mentioned alerts ensure that the "Process\Handle Coun...

Unable to collect files information from datastore in a timely manner due to high vCenter server load

Challenge Veeam ONE Reporter collects data from datastores using the SearchDatastoreSubFoldersTask tasks, which are pre-defined by vSphere. During that process, if a datastore becomes unavailable or experiences performance issues, Veeam ONE Reporter may be unable to complete data collection tasks...

Re-IP fails on Windows 2003/2008 servers.

Article Applicability The issue discussed in this article is strictly related to the use of VMXNET3 network adapters with the following vSphere VM guest operating systems: Windows 7 Windows 7 SP1 Server 2008 R2 Server 2008 R2 SP1 Challenge When you perform failover for a Win2008R2 server with a...

How to Run Scripts With Veeam One Client

Purpose This article provides additional information about running scripts with Veeam ONE Client. Solution Script Configuration Scripts can be configured for the following action types: As an alarm notification action -- select this option if you want to run a custom script when the alarm is...

User authentication failed

When a Linux server is added to the console, the "User authentication failed" error occurs...

How to apply a SQL script to Veeam Backup & Replication/Veeam Backup Enterprise Manager Database

Purpose This article documents the procedure for applying a SQL script to a Microsoft SQL Server or PostgreSQL Database. Specifically, this article is targeted at the scenario where a support engineer has provided a .sql script to modify the Veeam Backup & Replication or Veeam Backup Enterprise...

Unable to Use the "Processes" Tab in Veeam ONE

Challenge The following message is displayed when opening the Processes tab in Veeam ONE Client for a Virtual Machine: Failed to connect to the Guest OS. Verify that server is up, running, and accessible to Veeam ONE server. Solution Please ensure that the prerequisites are met: VMware vSphere...

VSS: Guest operation system is not supported.

Challenge The following error occurs: "VSS: Guest operation system is not supported." The log file contains the following messages: timestamp Info Collecting guest metrics. timestamp Info servertype: 0x1007 timestamp Info Target host is a workstation. timestamp Info Guest OS version: 5.2 timestam...

Job Planning

To ensure sufficient use of resources and faster job performance, it is important to plan your backup, replication and copying jobs...

Remote Registry Inaccessible to 2003 Server

Challenge VSS fails with the following error: Starting guest agent Cannot initialize information about the guest's system. Target host: xxx.xx.xxx.x. Cannot collect metrics about the guest's operation system. Cannot open sessions manager's registry key. Win32 error:Access is denied. Cause Typical...

VSS issue: Retrieving the COM class factory for component with CLSID failed (80070005)

Veeam service account does not have enough privileges to call a COM server application with specified CLSID. As a result, it is not possible to inject the VSS short-life process into the guest OS...

Hardware Status Differs in vCenter Server and Veeam ONE

Challenge One of Veeam ONE's monitoring features is monitoring and alerting on host hardware status changes. These alerts are good to know in case hosts in your environment have hardware issues, the issue will be notified in the alert, and the severity of the issue by VMware's color scale Yellow ...

List of Security Fixes and Improvements in Veeam Backup for Salesforce

Purpose This article describes all security-related fixes and improvements introduced in each release or update of Veeam Backup for Salesforce. This article aims to provide our customers' security and compliance teams with detailed information on security improvements between releases. Security...

Microsoft SQL Server Backup Policy Retention: Behavior and Recommendations

Challenge When a Microsoft SQL Server Backup Policy fails consistently for an extended period, restore points created by that policy may be removed if the Remove deleted items data after option is enabled in that policy. Cause This behavior occurs because the Remove deleted items data after optio...

Veeam Agent for Microsoft Windows Service Fails to Start After Upgrading .NET Components

Challenge After upgrading .NET components on a machine where Veeam Agent for Microsoft Windows is installed, the "Veeam Agent for Microsoft Windows" service fails to start. Windows could not start the Veeam Agent for Microsoft Windows service on Local Computer. Error 1053: The service did not...

Restore to AWS EC2 Fails with: "ClientError: Unknown OS / Missing OS files" or "FirstBootFailure"

Challenge When restoring a VM to AWS EC2, one of the following errors occurs: StatusMessage: "CLIENTERROR : ClientError: Unknown OS / Missing OS files." Failed to import machine to Amazon EC2: CLIENTERROR : FirstBootFailure: This import request failed because the instance failed to boot and...

“Failed to retrieve certificate” When Adding AWS Snowball Edge Device

Article Applicability The error message documented in this article can also occur when the Service point specified is invalid or cannot be reached due to a firewall, which is documented in KB4328. This article is specifically regarding a situation in which the correct Service point has been...

Error: "Cannot find the object on the mount host."

Challenge When attempting to perform a Guest Files restore from Veeam Backup Enterprise Manager, the restore fails with the error: Cannot find the object on the mount host. Read KB4722 for more details. Cause This error occurs when the Guest OS partition that is being mounted is formatted with a...

Impact of Azure AD Graph Deprecation on Veeam Plug-In for Microsoft Azure

Challenge Data protection of Azure services may fail using any version of Veeam Plug-In for Microsoft Azure below v6 build number 6.0.0.234. Cause Starting February 1, 2025, Microsoft has retired Azure AD Graph. As a result, any application relying on Azure AD Graph will be unable to make request...

Repository upgrade error: "Some of the data in this repository is incompatible with the immutability settings."

Solution Requires Data Deletion The resolution procedure of this article involves the directed deletion of backup data that should not have been migrated to the immutable repository. Please review all details of the article closely, and contact Veeam Support if you would like assistance. Challeng...

How to Upgrade PostgreSQL 12 used by Veeam Backup for Salesforce

Purpose This article documents the procedure for upgrading the PostgreSQL v12 deployment before upgrading Veeam Backup for Salesforce. Cause Starting in Veeam Backup for Salesforce v3, PostgreSQL v12 is no longer supported. Solution Before beginning the Veeam Backup for Salesforce upgrade, whethe...

Troubleshooting apiservices Unavailability Due to Failed Discovery

Article Applicability This article is relevant for environments where Cilium CNI is in use. If the errors or behavior described below occur in an environment where Cilium CNI is not in use, please create a support case. Challenge In Kubernetes clusters that use Cilium for CNI Container Network...

Import Job Fails with "No kopia manifests found in the repository"

Challenge Import jobs fail with the error: No kopia manifests found in the repository Full error: "cause": "file": "kasten.io/k10/kio/collections/kopia/operations.go:144", "function": "kasten.io/k10/kio/collections/kopia.GetLatestSnapshot", "linenumber": 144, "message": "No kopia...

Job For .local Domain Fails When Using Ubuntu-base VMware Backup Proxy

Challenge Backup of VMware VMs fails when using an Ubuntu-based Linux VMware Proxy, and the VMware environment is added to Veeam with an FQDN ending in .local e.g., esxi.somedomain.local. In the Task Log, errors related to NFC connectivity can be found: Processing Error: NFC storage connection is...

Backups to DDBoost Repository Fail After Upgrading to VBR 12.1.1

Issue Resolved in Veeam Backup & Replication 12.2 This issue was resolved in Veeam Backup & Replication v12.2. Customers impacted by this issue should upgrade to the latest version of Veeam Backup & Replication. Article Applicability The primary error from failing to load the DD Boost library Err...

Release Information for Veeam Backup for Nutanix AHV 5 Cumulative Patches

Important Note Due to a potential issue in Veeam Backup for Nutanix AHV 5.0, which may negatively affect backup chains under specific circumstances, it is strongly recommended that you prepare a maintenance window to upgrade to Veeam Backup for Nutanix AHV 5.1 as soon as you are able - prior...

Veeam Backup & Replication support for VMware Cloud Director

Purpose This article provides information about compatibility between VMware Cloud Director and Veeam Backup & Replication. Solution The table below provides VMware Cloud Director compatibility information for the most recent version of Veeam Backup & Replication. Older VMware Cloud Director/vClo...