Veeam Agent for Microsoft Windows CBT driver installation fails with "Unable to install Veeam change block tracking driver: Microsoft Windows Security Update KB3033929 is missing."

Challenge When attempting to deploy or install the Veeam CBT driver on a machine running Windows Server 2008 R2 SP1, the following error occurs: Microsoft Windows Security Update KB3033929 is missing Copy When attempting to install the Veeam CBT Driver for a standalone Veeam Agent for Microsoft...

Veeam Availability Console 3.0 RESTful API backward compatibility

Challenge This article describes improved Veeam Availability Console v3 RESTful API functionality that may retrieve different data compared to previous versions. Cause /Jobs: LastRun or EndTime now returns 00:00:00.0000000 UTC, January 1, 0001 if the value is not populated in UI /HardwarePlans:...

Release Notes for Veeam Backup & Replication 9.5 Update 4a

More Recent Version Available Please find the latest version of Veeam Backup & Replication here: Veeam Downloads - Latest Version Challenge Release Notes for Veeam Backup Replication 9.5 Update 4a Cause Please confirm that you are running version 9.0 Update 2 build 9.0.0.1715 or later prior to...

SQL VSS writer fails for SQL localdb on Azure AD Connect Sync server.

Challenge Backup or replication jobs with Application Aware Image-Processing enabled may fail on the server hosting Azure AD Connect Sync with an error indicating the SQL writer has failed. After the job has failed, running "Vssadmin list writers" from an administrative command prompt on the Azur...

Backups to Data Domain fails with “the user has insufficient access rights. Err: 5075”

Challenge Backup or Backup Copy jobs targeting a Dell EMC Data Domain repository fail with the following error: Error: Failed to call RPC function 'DDBoostFcIsExist': Failed to connect to storage. Storage: , User: . the user has insufficient access rights. Err: 5075. Rescan operations for a Dell...

Adding Server 2019/Hyper-V 2019 to Veeam Fails

Article Applicability This article is specific to an issue with Server 2019/Hyper-V 2019 build 1809 aka "October 2018 Update". If you are seeing the error documented on this KB and the Windows Server is not running Server 2019 build 1809, please review the following articles: "Invalid Credentials...

KB2903: vSphere 5.5/6.0 VM Backup fails with "Exception of type 'Veeam.Backup.AgentProvider.AgentClosedException' was thrown"

Challenge When backing up a VM within an environment running vSphere 5.5 or vSphere 6.0 the job fails with: Exception of type 'Veeam.Backup.AgentProvider.AgentClosedException' was thrown Copy Version Requirement The error listed above has many causes. Directly interpreted, it means that a process...

Service Provider guide on troubleshooting slow merge in Cloud Connect jobs

Challenge During synthetic operations, data processing is handled solely by a Cloud repository. This article provides troubleshooting recommendations which may help to correctly identify the cause of slowness, increase performance and shorten backup window. Solution 1 Storage performance The firs...

SureBackup performance impacted after installing Veeam Backup & Replication 9.5 Update 4

Challenge You may notice SureBackup job performance degaradation and higher space utilization after upgrading to Veeam Backup & Replication 9.5 U4 9.5.4.2615. Cause Upgrade to Veeam Backup & Replication 9.5 U4 has changed the default location for redo logs for verified VMs impacting original...

Hyper-V Backup jobs failing with an error "The system cannot find the file specified" after upgrade to Veeam B&R 9.5 Update 4

Challenge After installing Veeam Backup & Replication 9.5 Update 4, Hyper-V backup without application-aware processing may fail with the error "The system cannot find the file specified". Version Specific Article This article is relevant only to Veeam Backup & Replication 9.5.4.2615. Cause This...

Cloud replica failover fails after upgrade to Veeam Backup & Replication 9.5 Update 4

Challenge After upgrade to Veeam Backup & Replication 9.5 Update 4, starting failover for a Cloud Connect replica in the VMware environment fails with the appliance related error message: Timed out waiting to obtain helper appliance VM IP address Cause Due to a newly introduced issue, the applian...

Veeam Backup & Replication 9.5 U4 Day 0 Update [U4 RTM to U4 GA]

Challenge This "Day 0" update is intended only for environments where Veeam Backup & Replication U4 RTM 9.5.4.2399 is installed. If you are trying to update Veeam Backup & Replication and running a version older than 9.5.4.2399, download the most recent Update ISO directly Veeam website. This...

Microsoft Azure password may be found in the Veeam log file

Challenge Password for Microsoft Azure account may be found in the C:\ProgramData\Veeam\Backup\VeeamBackupManager.log file in plain text format. Cause This vulnerability is caused by executing a command from the KB article on how to configure Granular permissions for Microsoft Azure user. Solutio...

Veeam Backup & Replication upgrade fails with an error "Database version downgrade detected ... Reboot and restart the setup"

Challenge The upgrade to Veeam Backup & Replication U4 fails with "Database version downgrade detected ... Reboot and restart the setup". You may find following error in the C:\ProgramData\Veeam\Setup\Temp\BackupSrvLog.log: Veeam SRV: 31.01.2019 11:39:43: VEEAM Database version has been increment...

Path to NFS datastore has been changed after upgrade to Veeam Backup & Replication 9.5 U4

Challenge After upgrading to Veeam Backup & Replication 9.5 U4, Veeam vPower NFS datastore location might be changed. Cause The NFS datastore path having changed is a known issue in the Veeam Backup & Replication 9.5 U4. Starting with 9.5 Update 4, the disk with the largest capacity is selected b...

How to Collect Logs for Veeam Plug-in for Oracle RMAN

Purpose This article documents how to collect the diagnostic information needed for a support case involving the Veeam Plug-in for Oracle RMAN. Solution 1. Collect diagnostic information as documented in the five sections below. 2. Combine the data into a single .zip file. 3. Attach the zip file ...

How to Collect Logs for Veeam Plug-in for SAP HANA

Purpose This article documents how to collect the diagnostic information needed for a support case involving the Veeam Plug-in for SAP HANA. Solution 1. Collect diagnostic information as documented in the four sections below. 2. Combine the data into a single .zip file. 3. Attach the zip file to...

Release Information for Veeam ONE 9.5 Update 4

Challenge Release information for Veeam ONE 9.5 Update 4 Cause Please confirm you are running version 9.0.0.2088, 9.5.0.3201, 9.5.0.3254 or 9.5.0.3801 prior to installing this update. You can check this under Help | About in Veeam ONE console. After upgrading, your build will be version 9.5.4.456...

Performance Impacts of Deduplicated Storage Systems

To learn about Deduplication Appliance Best Practices, visit KB1745. Challenge The following Veeam technologies are dependent on primary backup storage random I/O performance: Instant Recovery VM/Disk/NAS/Databases Windows and Linux File Level Recovery Application Restore Cloud Tiering Cloud...

Release Information for Veeam Backup & Replication 9.5 Update 4

More Recent Version Available Please find the latest version of Veeam Backup & Replication here: Veeam Downloads - Latest Version Challenge Release information for Veeam Backup & Replication 9.5 Update 4 Cause Please confirm that you are running version 9.0 Update 2 build 9.0.0.1715 or later prio...

Cloud Connect replication fails with "The following hosts are incompatible with the target host"

Challenge An attempt to start or create a Cloud Connect replication job fails with the error message: " The following hosts are incompatible with the target host". Cause The following scenarios are known to cause the issue: 1. Tenant's Veeam installation had been updated to the latest version 9.5...

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...

Tenant's Remote Management status is Unknown

Challenge After installing Update 4 for Veeam Backup & Replication 9.4, a Cloud Connect tenant's Remote Management status is shown as Unknown. Cause This is a minor UI issue in Update 4 that doesn't have any impact on Product functionality, Remote Management should work as usual. Solution The iss...

Procedure to migrate a Cloud Connect tenant to vCloud Director

Challenge SPs who have vCloud Director deployed in their infrastructure can expose vCloud Director resources as cloud hosts for tenant VM replicas. This article describes a procedure of migrating existing tenants to vCloud Director. Solution On the Tenant side: 1. Delete all Cloud Backup and...

Support Partners Case Management

Challenge A new feature on the ProPartner Portal allows all registered users of a ProPartner's organization to submit and manage Veeam support tickets on behalf of that ProPartner's customers. Previously, the Case Administrator feature only allowed specific employees at a ProPartner organization...

ERROR_NO_DEVICE_ID is thrown while trying to load a driver using Veeam Agent Recovery Media

Challenge When performing a Bare Metal Recovery, storage or network devices are not visible in the system, and when attempting to load device drivers, the following error occurs: Failed to install driver from INF file Failed to install driver. Error code: ERRORNODEVICEID Solution Verify Correct...

Veeam Backup for Microsoft 365 v2 cumulative patch KB2809

Challenge Veeam Backup for Microsoft 365 v2 cumulative patch KB2809. Cause Please confirm you are running Veeam Backup for Microsoft 365 version 2.0.0.567 or 2.0.0.594 see KB2765 for more details prior to installing this cumulative patch KB2809. You can check the product version under Help About ...

Veeam Backup for Office 365 No E-Mail Notification After Job Run

Challenge When the backup job completes the Job notification is never received. Cause 1. Error: Unable to connect to the remote server 2. Job completes with no Error, but you do not receive a notification email. This can be caused by: Email relay server blocking emails that exceed 512KB size The...

Secure channel communications stop working after disabling TLS 1.0/1.1

After disabling TLS 1.0/1.1, Veeam functionality which utilizes the SCHANNEL security provider, such as license auto-update, license usage reporting and Veeam explorers with remote mounts stop working...

How to Move Veeam Backup for Nutanix AHV Backup Files

Purpose This article documents how to migrate Veeam Backup for Nutanix AHV backup files to a different Veeam Backup & Replication Repository. Solution Considerations and Limitations This process only works when moving backup files between Repositories of the same Veeam Backup & Replication server...

Veeam Explorer for Microsoft Exchange Javascript Execution Vulnerability

Challenge The vulnerability allows execution of arbitrary code in emails containing inline Javascript. NOTE: This has been corrected in Veeam Backup for MIcrosoft Office 365 version 3 and Veeam Backup & Replication version U4a. Cause The affected component is Veeam Explorer for Microsoft Exchange...

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...

Veeam Availability Console U1 Cumulative Patch 1913

Challenge Veeam Availability Console U1 Cumulative Patch 1913. This update supersedes Veeam Availability Console U1 Cumulative Patch 1850. Cause Please confirm you are running version 2.0.2.1750 or later prior to installing this cumulative patch 1913. You can check this under Windows Programs and...

Veeam ONE compatibility patch for Veeam Backup & Replication 9.5 Update 4

Challenge After upgrading Veeam Backup & Replication servers to version 9.5 Update 4, Veeam Cloud Connect monitoring and reporting in Veeam ONE 9.5 Update 3 will stop working. Cause This issue is caused by incompatibility of Veeam Backup & Replication 9.5 Update 4 and Veeam ONE 9.5 Update 3. To...

IBM SVC or IBM Storwize storage LUN can be deleted under specific circumstances

Challenge | Newly created LUNs on IBM storages that utilize the Spectrum Virtualize Software with Veeam B&RIBM SVC or IBM FlashSystem, under very specific circumstances, can be deleted by Veeam B&R. --- Cause | Spectrum Virtualize software has the ability to reuse LUN IDs, which are not set to be...

Veeam Backup & Replication does not start after Veeam Backup Enterprise Manager upgrade to 9.5 U4

Challenge Both Veeam Backup & Replication and Veeam Backup Enterprise Manager are installed on the same server. Veeam Backup Enterprise Manager is updated to Update 4 with instance license, while Veeam Backup & Replication is still running an older version. After Veeam Backup Enterprise Manager...

Failed to call RPC function 'Vss.FinishSnapshot'

Article Applicability The first part of the error document in this article, Failed to call RPC function , is common and occurs anytime an RPC function cannot be invoked. This article is specifically related to an issue where the VSS snapshot closes prematurely because the KeepSnapshot RPC calls...

“For security reasons DTD is prohibited in this XML document” error in Veeam Backup for Microsoft 365

Challenge Interactions with either SharePoint Online or OneDrive for Business within Veeam Backup for Microsoft 365 fail with either of the following errors: For security reasons DTD is prohibited in this XML document Copy Identity Client Runtime Library IDCRL could not look up the realm...

P2V of server targeting original server now re-imaged as a Hyper V host causing network disconnects due to MAC conflict

Challenge Instant Recovery of a Veeam Agent for Microsoft Windows Backup to Hyper V causes network disconnection on Hyper V host when the VM powers on. Cause The Instant Recovery VM will be assigned the original server's MAC address and the NIC will be set to static. If the original server is now...

Certificate expiration date

Challenge The following error message appears when starting Veeam Backup and Replication console: Cause Veeam Backup and Replication self-signed certificate expires 11 months after installation. The certificate is renewed, but Veeam Backup Service still has information about the old one in the...

"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...

Veeam Agent for Linux - veeamsnap and blksnap Extended Linux Distribution Support

This article provides supplementary information regarding the compatibility of the veeamsnap and blksnap kernel modules with various Linux distributions and kernel versions. It specifically addresses distributions and versions that are not explicitly listed in the System Requirements for Veeam...

Backup job fails with a SQL VSS Writer error after installing ACT! Software

Article Applicability This article is only applicable to a scenario involving all four of the following: 1. A Backup Job using Application-Aware Processing 2. A Guest OS with ACT! Software Installed 3. This VSS error: Writer's state: VSSWSFAILEDATPREPARESNAPSHOT. Error code: 0x800423f4. 4. This...

Cloned Nimble volumes are not visible

Challenge By default, cloned Nimble Volumes are not shown in Veeam Backup and Replication UI and cannot be interacted with. However you can implement registry setting that will enable Nimble cloned volumes for interaction. Solution 1. Create the following registry value on the Veeam Backup and...

Question mark in Veeam Explorer for Microsoft SQL Server meaning

Challenge In Veeam Explorer for SQL, some databases may be listed with a question mark. Despite the question mark and warning, some restore operations may still function. However, some restore details may not auto-populate due to the lack of metadata. Cause The question mark indicates that metada...

How to Collect Logs for Veeam Management Pack for Microsoft System Center

Purpose This article documents how to collect logs for Veeam Management Pack for Microsoft System Center. Solution For VMware Infrastructure To investigate issues associated with a VMware Infrastructure, logs should be collected from both Veeam Management Pack for Microsoft System Center and the...

Veeam Availability Console U1 Cumulative Patch 1850

Challenge Veeam Availability Console U1 Cumulative Patch 1850. This update supersedes Veeam Availability Console U1 Cumulative Patch 1824. Cause Please confirm you are running version 2.0.2.1750 or later prior to installing this cumulative patch 1850. You can check this under Windows Programs and...

ReFS Known Issues, Considerations, and Limitations

Known Issues Memory Management Issues Server 2016 and older Windows repositories using ReFS on Server 2016 without the September 2018 updates or older OS versions are known to have issues during backup job retention enforcement, which manifests as: The repository server becomes unresponsive or...

Veeam Marks a Data Tape as a Cleaning Tape

Challenge One or more non-cleaning tape cartridges have become marked as cleaning tapes and may not appear in the Veeam Backup & Replication console. Cause Cause 1: CLN Barcodes Per the LTO barcode standard, a barcode that begins with the prefix CLN is considered a cleaning tape. If for some...

Replication Error: The name '{vmname}' already exists.

Challenge Veeam Backup & Replication replication job fails with the following error message: Processing Error: The name 'replica' already exists. When the error above occurs within Veeam Backup & Replication the following correlating event can be found within the vSphere Events. Cause This error...