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...

Cluster does not appear in nworks Enterprise Manager Web UI due to unsupported naming

Challenge When a name of a cluster contains unsupported characters, the following error can occur in the Enterprise Manager log server.txt file: INFO IMon Error: System.ArgumentException: An item with the same key has already been added. at System.ThrowHelper.ThrowArgumentExceptionExceptionResour...

The specified transports are not available

Challenge The SAN or Virtual Appliance mode intermittently fails with the error: Error: Client error: The specified transports are not available. Available transports: nbd. Specified transports: san. VMDK path: Datastore VMname/VMName.vmdk. The following entries can be seen in the VeeamAgent log:...

User authentication failed

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

Direct-SAN Transport mode – Requirements and Troubleshooting

Purpose This article documents how to set up Direct SAN Access for use with Veeam Backup & Replication. The Direct SAN access transport mode is recommended for VMs whose disks are located on shared VMFS SAN LUNs that are connected to ESXi hosts over FC, FCoE, iSCSI, and on shared SAS storage. In...

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...

“Nvram” File is Missing on Target Replica Location

When a replication job starts, it fails right away with the following error message: External FIB refers to non-existing file. FIB: VMname.nvram...

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...

Failed to write data to the file *.vbk - file too large

Challenge The job fails with the "File too large" error. ERR |Command 'FibWrite0x000x7effec02c0d0' has failed. Failed to process method Transform.Patch: File too large Cause The file system or operating system of the Linux repository does not support the size of the backup file. The maximum file...

Member servers are not able to authenticate to the Domain Controller

Challenge Either of the following errors occur: No authority could be contacted for authentication. Copy The trust relationship between this workstation and the primary domain failed. Copy Cause The server has lost trust with the Active Directory domain. Solution Login to the machine using a loca...

Windows File Level Restore causes Windows crash (the “blue screen” error) on the Veeam Backup server.

Challenge During File Level Restore, the Windows "blue screen" error occurs on the Veeam Backup Server. You cannot restore any guest OS files and Veeam Backup server crashes. Cause When restoring files with Windows File Level Restore from a backup or a replica, the Veeam Backup server crashes wit...

Failed to open VDDK disk error in Virtual Appliance mode, IDE virtual disks not supported

Processing the VM with IDE virtual disks in VA/hotadd mode fails...

Job Fails Due to Quiesced Snapshot Creation Failure

Challenge A Backup or Replication job for a VMware Virtual Machine fails with either of the following errors: Failed to create VM snapshot. Error: CreateSnapshot failed, vmRef "vm-", timeout "1800000", snName "VEEAM BACKUP TEMPORARY SNAPSHOT", snDescription "Please do not delete this snapshot. It...

When you open the nworks Web UI in a browser, you see a blank screen.

When you open the nworks Web UI in a browser, you see a blank screen instead of the logon screen/management screen. You may also see a Java exception stating that you need to add the site to the Trusted Sites zone...

List of Security Fixes and Improvements in Veeam ONE

Purpose This article describes all security-related fixes and improvements introduced in each release or update of Veeam ONE. This article aims to provide our customers' security and compliance teams with detailed information on security improvements between releases to help them make an informed...

Release Information for Veeam Backup for Microsoft Azure 8.1 Patch 2

Requirements Please confirm that you are running version Veeam Backup for Microsoft Azure 8 build 8.0.0.334 or later before upgrading. You can find the currently installed build number Product version in the About section under Configuration | Support Information | Updates. After installing Veeam...

Build Numbers and Versions of Veeam Plug-In for HPE Morpheus VM Essentials

This KB article lists all versions of the Veeam Plug-in for HPE Morpheus VM Essentials and their respective worker build numbers. Version | Plug-In / Worker Build | Release Date ---|---|--- Veeam Plug-in for HPE Morpheus VM Essentials 1 Releases Veeam Plug-in for HPE Morpheus VM Essentials 1.1...

Azure Block Mode Export Failure Due to NetworkAccessPolicyIsDenyAll with Veeam Kasten

Challenge If using Veeam Kasten to protect persistent volumes provisioned with the Azure Disk CSI provisioner, and encounter the following error during the block mode export phase of a policy run: Failure in exporting restorepoint with log details similar to: Access not permitted for resource...

Release Information for Veeam Backup for AWS 8 Patch 1

Requirements Please confirm that you are running version Veeam Backup for AWS v8 build 8.0.0.845 or later before upgrading. You can find the currently installed build number Product version in the About section under Configuration | Support Information | Updates. After installing Veeam Backup for...

Report Generation Fails with "lookup prometheus-server-exp: no such host"

Challenge After enabling Veeam Kasten for Kubernetes reports, reports are not generated. When running an on-demand report policy, the following error message is observed within the executor logs: "message":"Post "http://prometheus-server-exp:80/k10/prometheus/api/v1/query": dial tcp: lookup...

Overcoming Failed Snapshots Using Ignore Exceptions

Challenge This article demonstrates how to use the Ignore Exceptions feature to overcome failed snapshots due to workloads not in a ready state. Description: Job failed to be executed Veeam Kasten for Kubernetes has retry logic to overcome service interruptions during any job. If a Backup does no...

How to Add a Blueprint Target Using Execution Hooks From the Policy API

Purpose This article explains how to set resources other than namespaces as the hooks for blueprint subjects. By default, hooks sets the namespace as the target for the blueprint unless specified otherwise. Solution Veeam Kasten for Kubernetes supports kanister execution hooks through Policy API...

How to ‘Transform’ Multiple Resources with Regex

Purpose Veeam Kasten makes use of the 'Transforms' feature to migrate applications between different clusters, between different storage backends, and many other use cases. Transforms enable modifications to Kubernetes resources on restore. The ability to move an application across clusters is an...

Release Information for Veeam Backup for Microsoft Azure 6 Patch 1

Requirements Please confirm that you are running version Veeam Backup for Microsoft Azure 6 build 6.0.0.234 or later before upgrading. You can find the currently installed build number Server version in the About section under Configuration | Support Information | Updates. After installing Veeam...

Restore Entire Bucket to Zadara Object Storage Fails With "Error: Internal error: object key is empty."

Challenge Attempting to perform an Entire Bucket Restore with the the Destination set to New Bucket when using Zadara Object Storage fails with the error: Restore job failed Error: Internal error: object key is empty. ClientId: , BucketName: Cause This issue arises from a problem related to the...

Hotfix to Improve Handling of Self-Signed Certificates Used By On-Prem Object Storage with IAM/STS Endpoints, Agent, VM jobs, and Cloud Connect

Article Applicability The hotfix discussed in this article is only necessary when using an on-prem object storage appliance that utilizes self-signed certificates, and you are being affected in the ways described in the Resolved Issues section. If you are not experiencing the errors listed in thi...

'Unauthorized to make an AWS request.' When Using AWS Israel Region

Challenge When creating a new AWS S3 Object Storage Repository with the recently launched AWS Israel region il-central-1, configuring a Helper Appliance fails with the error: Unauthorized to make an AWS request. Cause This error occurs because the AWS SDK libraries used by Veeam Backup &...

SSH Connection Failure to Linux Machine Requiring Multiple Sequential AuthenticationMethods

Challenge Connections to a Linux machine fail with the following errors: Authentication was partially successful, but server requires additional authentication with: 'password'. No suitable authentication method is supported. Supported methods: 'password'. Some tasks may not display these errors...

Release Information for Veeam Backup for Microsoft 365 7 Cumulative Patches

This release has been superseded by Veeam Backup for Microsoft 365 7a. Requirements This Cumulative Patch can be used to: update manually from a previous Veeam Backup for Microsoft 365 7 release to the latest Cumulative Patch. upgrade an existing pre-7 Veeam Backup for Microsoft 365 server to Vee...

How to use SQL Management Studio to Apply SQL-Based Hotfixes to the Veeam ONE Database

Purpose This article documents applying a SQL query script-based hotfix for the Veeam One database. Solution Identify the Location of the Veeam ONE Database If Veeam ONE is installed, open the Veeam ONE Settings Utility to view the current SQL Server settings. C:\Program Files\Common...

Invalid backup configuration: Team chats backup using protected APIs must the enabled to protect Team chats.

Challenge After upgrading Veeam Backup for Microsoft 365 from v5 to v6a, during the next backup run, or when editing the job or organization, the following error occurs: Invalid backup configuration: Team chats backup using protected APIs must the enabled to protect Team chats. Issue Prevention...

How to Recover Account Credentials From the Veeam Backup & Replication Database

Select the tab that matches the deployed version of Veeam Backup & Replication. Backup & Replication 12.1 - 12.3.2 Backup & Replication 12 Security Statement It is critical to understand the difference between password validation and providing software with the capability to utilize credentials o...

Build Numbers and Versions of Veeam Backup for Microsoft Azure

This KB article lists all versions of Veeam Backup for Microsoft Azure and their respective build numbers. For more information on deploying the latest version of Veeam Backup for Microsoft Azure , visit: Veeam Backup for Microsoft Azure User Guide: Deploying Backup Appliance Veeam Backup for...

Build Numbers and Versions of Veeam Backup for Google Cloud

This KB article lists all versions of Veeam Backup for Google Cloud and their respective build numbers. For more information on deploying the latest version of Veeam Backup for Google Cloud , visit: Veeam Backup for Google Cloud User Guide: Deploying Backup Appliance Veeam Backup for Google Cloud...

libdtrace-ctf Required to Install Veeam Agent for Linux on Oracle Linux UEK

Challenge When installing Veeam Agent for Linux on Oracle Linux 6 or 7 with UEK kernel, the veeamsnap package fails to install with the following error: Error! Bad return status for module build on kernel: Consult /var/lib/dkms/veeamsnap//build/make.log for more information. The make.log example...

Release Information for NEC Storage M Series Plug-In for Veeam Backup & Replication

This plug-in leverages the Veeam Universal Storage API, which enables storage OEMs to allow Veeam Backup & Replication integration to the arrays for backup and replication jobs. Requirements Before installing NEC Storage M Series Plug-In v1.0.10, ensure that you are running Veeam Backup &...

Veeam Plug-In for Oracle RMAN Cumulative Patch P20211211

Requirements Veeam Plug-In for Oracle RMAN Cumulative Patch P20211211 requires at least Veeam Backup & Replication v11 GA 11.0.0.837. The Veeam Plug-In for Oracle RMAN package on this article is also included with the Veeam Backup & Replication 11a P20211211 installer ISO. It is provided here as ...

Exchange backup fails at "TeamsMessagesData" folder

Challenge Backup of an Exchange mailbox fails with the error: Failed to synchronize item changes in folder: TeamsMessagesData Copy Solution A stop-gap workaround for this error has been included with Veeam Backup for Microsoft 365 5d cumulative patch KB4235. This fix will cause the...

Using Object Storage with Veeam Products

Summary Veeam Backup & Replication supports object storage as a destination for long-term data storage. Similarly, Veeam Backup for Office 365 and cloud-specific offerings, such as Veeam Backup for AWS, Veeam Backup for Azure, Veeam Backup for Google Cloud Platform all support object storage. Thi...

Release Information for Veeam Backup for Microsoft 365 5d Cumulative Patch KB4235

This patch is superseded by Veeam Backup for Microsoft 365 5d Cumulative Patch KB4278 Requirements Please confirm you are running Veeam Backup for Microsoft 365 build 5.0.3.1033 or 5.0.3.1035 prior to installing this Cumulative Patch. You can check this under Help and Support About in Veeam Backu...

Release Information for Veeam Backup for AWS v4

Requirements Please confirm that you are running version Veeam Backup for AWS v3 build 3.0.0.319 or later before upgrading. You can find the currently installed build number Server Version in the About section under Configuration | Support Information. After installing Veeam Backup for AWS v4, yo...

Release Information for HPE XP Plug-In for Veeam Backup & Replication

This plug-in leverages the Veeam Universal Storage API, which enables storage OEMs to allow Veeam Backup & Replication integration to the arrays for backup and replication jobs. Requirements Before installing HPE XP Plug-In v2.2.271, ensure that you are running Veeam Backup & Replication version...

Release Information for Hitachi Plug-In for Veeam Backup & Replication

This plug-in leverages the Veeam Universal Storage API, which enables storage OEMs to allow Veeam Backup & Replication integration to the arrays for backup and replication jobs. Requirements Before installing Hitachi Plug-In v2.2.271, make sure that you are running Veeam Backup & Replication buil...

Monthly License Usage report is not generated when using Veeam Backup Enterprise Manager in the Veeam Cloud Connect infrastructure

This issue is fixed in thePatch 2 Challenge Monthly Licensing Report generation fails with "ReportingJob task error: System.ArgumentException: An item with the same key has already been added. " error if there is Veeam Backup Enterprise Manager in the Veeam Cloud Connect infrastructure. Solution ...

Managed Veeam Backup Agents are offline after Veeam Service Provider Console upgrade

Challenge After upgrading Veeam Service Provider Console, all Veeam Management Agents are listed as offline. Cause This may be caused by an incorrect security certificate configuration, which leads to the disconnection of the management agent on the Veeam Cloud Connect server after the upgrade. S...

"Too many open files" error during SAP on Oracle backup

Challenge The backup job performed by Veeam Plug-in for SAP on Oracle fails with the following error: "Too many open files. Please increase the file descriptor limit. You may refer to the KB 3213 for more information" Cause The "Too many open files" error happens when a process needs to open more...

Release information for Veeam Backup & Replication 11

Requirements IMPORTANT NOTE: If you are using a cloud repository or cloud host powered by Veeam Cloud Connect, please contact your service provider to confirm that you can upgrade to Veeam Backup & Replication 11. Please confirm that you are running version 9.5 Update 4b build 9.5.4.2866 or later...

Veeam Agent for Microsoft Windows: How to Setup Exclusion and Inclusion Masks

Resources Veeam Agent for Microsoft Windows Standalone: Use Filters to Define File-Level Backup Scope Veeam Agent Management: Using Filters in Backup Jobs for Windows Computers If this KB article did not resolve your issue or you need further assistance with Veeam software, please create a Veeam...

Release Information for Veeam Availability Orchestrator v3

The latest version of Veeam Recovery Orchestrator can be found here: https://www.veeam.com/disaster-recovery-orchestrator-download.html Requirements Please confirm that you are running version 2.0 build 2.0.1.1403 or later prior to upgrading. You can check this in the VAO UI | Administration tab ...

Backups of VMs with enabled CBRC option fails when Linux backup proxies are used

Article Applicability This article discusses a limitation specific to Veeam Backup & Replication 10.x. When Linux-based VMware Backup Proxy was introduced in Veeam Backup & Replication 10, it could only use the Virtual Appliance HOTADD transport mode. Starting with Veeam Backup & Replication 11, ...