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 &...

Failed to load jet library

Challenge The following error occurs when attempting to perform a restore using Veeam Explorer for Exchange: "Failed to load jet library from C:\ProgramData\Veeam\Backup\ExchangeExplorer\ESE\V15\ese.dll" Solution To solve, upgrade to Internet Explorer 10+ as it contains the necessary Windows file...

vCloud jobs are not shown in SCOM views of Backup jobs

Challenge In Backup Job views under SCOM Monitoring, all backup jobs are discovered by Veeam Management Pack for Veeam Backup except for vCloud vCD backup jobs. Cause The behavior is caused by a known issue and fixed in Veeam Management Pack v7. Solution Upgrade to most recent version. More...

Change Managed Server Name/FQDN/IP in Veeam Backup & Replication

Usage Exceptions The method documented in this article is only to be used for changing the Name/FQDN/IP of a managed server--specifically, those servers listed under the Managed Servers node of the Backup Infrastructure view. Please be mindful of the following usage exceptions. DO NOT USE THIS...

Cannot uninstall Veeam MP because Microsoft.SystemCenter.SecureReferenceOverride MP is dependent

Challenge During an attempt to uninstall Veeam Management Pack for Microsoft System Center a message appears stating that Microsoft.SystemCenter.SecureReferenceOverride MP is dependent on Veeam Base Discovery MP: Cause The Microsoft.SystemCenter.SecureReferenceOverride contains information...

Veeam Backup & Replication - SQL Backup Guide: Using Microsoft SQL Server Agent With Application - Aware Image Processing

This guide was created to assist you with successfully backing up, and restoring, Microsoft SQL databases...

Locations to Check for Incorrect Username/Password Issues

Challenge Jobs fail with an error message indicating an incorrect user name or password. An account associated with Veeam is being locked out in Active Directory. Solution Below are the locations where accounts are configured within Veeam Backup & Replication and Backup Enterprise Manager...

Task for VM on ESXi 5.5 or 6.0 fails with "VDDK Error: 1"

Article Applicability This article discusses an issue resolved in ESXi 5.5 Patch 08 and ESXi 6.0 Patch 03. If the error "VDDK error: 1 Unknown error." occurs with an ESXi host running a version more recent than ESXi 5.5 Patch 08 or ESXi 6.0 Patch 03, it is advisable to engage with both VMware...

"Virtual machine has ‘X’ megabytes of memory which is larger than the maximum ‘X’ megabytes supported by the datastore.”

Challenge Error "Virtual-machine-has-X-megabytes-of-memory-which-is-larger-than-the-maximum-X-megabytes-supported-by-the-datastore" can occur with Other OS FLR, Instant Recovery, or SureBackup. Cause Assuming the VeeamBackup datastore is present and not being used the first troubleshooting step f...

VMware high latency feature resets to 'normal' after snapshot removal

Challenge The Latency Sensitivity option resets to 'normal' after VMware snapshot removal. This behavior persists regardless of any settings. Cause This is a known issue in ESXi 5.5.x. Please see the following KB article for more information: http://kb.vmware.com/kb/2079787 Solution This issue wi...

VM Uptime in Hyper-V Manager Might Reset During Backup

Article Applicability This article is relevant only to Hyper-V on Server 2012 and Server 2012 R2. Note: Server 2012 R2 reached end-of-life on October 10, 2023. Offline backup or saved state backup is a native Microsoft Hyper-V approach to quiesce VMs before taking a volume snapshot. Offline backu...

Operation was canceled by user

Challenge Job fails with error message: Error Operation was canceled by user Cause The two main causes of this error are: 1. A backup window has been configured within the job. 2. The user canceled the job. Solution If the issue was caused by a backup window, please reconfigure the backup window...

Release Information for Veeam Backup & Replication 7 Patch 4

More Recent Version Available Please find the latest version of Veeam Backup & Replication here: Veeam Downloads - Latest Version Challenge Veeam Backup & Replication Patch 4 Release Notes Cause Please confirm you are running version 7.0.0.690, 7.0.0.715, 7.0.0.764, 7.0.0.771, 7.0.0.833, 7.0.0.83...

Windows Repository with Data Deduplication error: "The requested operation could not be completed due to a file system limitation"

Article Applicability The error "The requested operation could not be completed due to a file system limitation " can occur for various reasons. This article highlights one possible cause that may occur when a Windows Repository is backed by an NTFS volume that uses Windows Data Deduplication and...

The negotiation of encryption algorithm is failed

Challenge When trying to restore files from a Veeam appliance to the original location using Other OS restore, the following error is received: "The negotiation of encryption algorithm is failed" Cause Between Linux flavors, certain Ciphers may be enabled or disabled by default or by local policy...

Patch 1a Release Notes for Veeam Backup & Replication Add-on for Kaseya

The Kaseya plug-in for Veeam Backup & Replication was discontinued in 2019 and is no longer available nor supported by Veeam. Challenge Veeam Backup & Replication Add-on for Kaseya Patch 1a Release Notes Cause Please confirm you are running version 1.0.0.168 prior to installing this patch. You ca...

How to migrate Veeam Backup & Replication or Veeam Backup Enterprise Manager

Veeam Backup & Replication Migration Details regarding Veeam Backup & Replication migration are now fully documented in the product user guide. Please review the following documentation: Migrating Veeam Backup & Replication to Another Server Other Migration Types: Migrating Veeam Backup &...

Tape Jobs fail with I/O errors or (SCSI) Bus resets

Challenge Failures occur during the File to tape or Backup to tape jobs. The jobname.log shows error messages similar to: error: The request could not be performed because of an I/O device error error: Tape fatal error.\nThe I/O bus was reset Cause Depending on the type of connection, controller ...

All instances of storage metadata are corrupted

Challenge A task in Veeam Backup & Replication fails with the error: All instances of storage metadata are corrupted. Copy Cause It's important first to understand what the "storage metadata" is. The storage metadata is akin to an MFT master file table for the Veeam Backup & Replication backup...

How to Start a New Backup Chain

Purpose This article documents how to force a backup or backup copy job to start a new backup chain by disconnecting the existing restore points from the job. Solution Please ensure that the destination repository will have sufficient space to start a new backup set. Veeam Backup & Replication 12...

Backup Catalog Service does not start. Error "Can't upgrade database in readonly maintenance mode!"

Challenge This KB applies only if the "Veeam Backup Enterprise Manager" service is present. The "Veeam Backup Catalog Data Service" will not start, and the following error is found in event viewer. "Service cannot be started. Veeam.Backup.Common.CRegeneratedTraceException: Failed to start service...

Unable to mount disk: unsupported disk type

Challenge When attempting to perform a Guest Files Windows Restore the operation fails with the following error: Unable to mount disk: unsupported disk type Solution It is critical that the Microsoft Windows File Recovery page in the user guide is reviewed to confirm restore compatibility. There...

Automount is Disabled on VMware Backup Proxy

Challenge The Windows OS of a VMware Backup Proxy reports that automatic mounting of new volumes is disabled. Solution The automatic mounting of new volumes being disabled is an expected outcome for VMware Backup Proxies. As documented in the Veeam Backup & Replication User Guide: For Microsoft...

WAN Accelerator Quick Reference

Purpose This article provides links to documentation regarding Veeam Backup & Replication WAN Acceleration. User Guide Documentation How WAN Acceleration Works WAN Accelerator System Requirements WAN Acceleration Section WAN Accelerator Sizing Adding WAN Accelerators Best Practices Documentation...

Exchange Logs Not Being Truncated

Challenge This KB provides troubleshooting advice for investigating an apparent Exchange log truncation issue. Cause Exchange truncation may not occur for the following reasons: The Backup Job is not configured to trigger truncation. The VSS operation occurring during the job is not notifying the...

Unable to retrieve next block transmission command when backing up to tape from a Linux repository

Challenge When backing up to tape from a Linux repository, the following error may appear: Unable to retrieve next block transmission command. Number of already processed blocks: number of blocks. The log file contains the following information: cli| WARN|Tape Default EOM Warning 2147483648!...

JetError -1404, JET_errIndexNotFound, No such index

Challenge When trying to open a database in VEAD, you receive the following error message: JetError -1404, JETerrIndexNotFound, No such index Solution Log in to the domain controller from which you are trying to restore the database, run cmd as Administrator and run the following: 1. Type regsvr3...

SQL Log Files (LDF) Not Smaller After Truncation

Challenge After Veeam Backup & Replication or Veeam Agent for Microsoft Windows successfully truncates a SQL Server Database with Application-Aware Processing enabled, the SQL Log File .ldf does not become smaller. Cause This is due to the fact that the LDF file itself is a container, when...

Error "Unable to communicate with the remote host, since it is disconnected." with replication or restore

Article Applicability The error, "Unable to communicate with the remote host, since it is disconnected. " may occur for many reasons, some more straightforward than others. This article is specifically related to a more obscure scenario where the destination ESXi host runs a vSphere version that...

Veeam Backup File Encryption Support

Challenge There is a need to encrypt the backup files while they are sitting on storage. Solution Starting with Veeam Backup & Replication v8 data encryption is available, more information can be found here: https://helpcenter.veeam.com/docs/backup/vsphere/dataencryption.html More Information...

SQL Server Fails with error VSSControl: -2147024809 Backup job failed. Discovery phase failed.

This KB provides information when SQL fails with this error due to a logical file path...

How To Export Windows Event Logs

Purpose When submitting a support case for technical assistance, it is sometimes necessary to upload relevant Windows event logs in addition to the Veeam logs. Event logs exported using default settings can be missing important information. This article describes three different methods of...

Failed to open VMDK. ESXi 5.5 and Veeam 7.0.0.764+

After updating Veeam or VMware such that a combination of ESXi 5.5 and Veeam 7.0.0.764 or higher exist within the environment, the jobs fail with error “Failed to open VMDK” and/or “Host not licensed...

Tips for Advanced Scheduling

Purpose This article provides information about advanced scheduling techniques in Veeam Backup & Replication. Solution Scenario 1: Granular Scheduling This advanced scheduling technique allows for a job to be scheduled to run at different times each day. By configuring the job to run "Periodicall...

.net error on Veeam Backup & Replication Install

When installing Veeam Backup & Replication on a Windows 7 machine you get the following error: failed to execute .net assembly. Error code: 0x8013101B...

Setup is unable to proceed: use Windows Services snap-in to check if the Server service is running.

Challenge The Veeam Backup & Replication installer throws the error: Setup is unable to proceed: use Windows Services snap-in to check if the Server service is running. C:\ProgramData\Veeam\Setup\Temp\Catalog.log MSI s 90!AC 15:55:52:608: Doing action: VmaCheckServerSvcStatus Action start 15:55:5...

Cannot find VM in the backup file specified for seeding

Challenge A replication job with seeding enabled fails with any of the following errors: Failed to create processing task for VM Error: VM VM not found in backup for initial sync !Screenshot of Failed to create processing task for VM VM Error: VM \VM\ not found in backup for initial sync...

How to Collect Logs for Veeam ONE

Purpose This article documents the process for gathering diagnostic logging from Veeam ONE. Solution Collecting Veeam ONE Logs 1. Open the Veeam ONE Settings Utility Run: C:\Program Files\Common Files\Veeam\Veeam ONE Settings\VeeamOneSettings.exe 2. In the lower-left corner, clickExport Logs 3. Y...

Hardware provider is missing in Veeam Backup and Replication user interface

Challenge Backups using a specific hardware provider do not work, and the provider is missing from the user interface. Cause During a Hyper-V host rescan, available VSS providers are enumerated via a VSS API query. Then, all VSS volumes for which those providers can be used are retrieved. In some...

A Duplicate Tape Library is shown in the UI and is offline

Challenge A Tape Library with user-created media pools is shown as "offline ", and a duplicate of the Tape Library, without media pools is shown online instead. This KB article applies only to versions of Veeam Backup & Replication prior to 9.0.x Cause This issue may occur when changing device...

Hyper-V Guest processing skipped (check guest OS VSS state and integration components version)

Challenge Guest VMs will fail to engage VSS when Application-Aware Processing is enabled, generating the error: Error Guest processing skipped check guest OS VSS state and integration components version System.Exception Solution Most Common Solution At the time this article was written in 2014,...

How to Seed a Backup Copy Job

Purpose This article provides references to documentation explaining how to manually seed a Backup Copy job with Veeam Backup & Replication. Solution Veeam Backup & Replication User Guide: Creating Seed for Backup Copy Job Veeam Backup & Replication User Guide: Backup Copy Job Mapping If this KB...

Unable to allocate processing resources

Challenge A job within Veeam Backup & Replication fails with an error that starts with: Unable to allocate processing resources. In the section below is a list of the most common permutations of this error. Troubleshooting Below are different endings to the error "Unable to allocate processing...

Release Information for Veeam Backup & Replication 7 Patch 3

More Recent Version Available Please find the latest version of Veeam Backup & Replication here: Veeam Downloads - Latest Version Challenge Veeam Backup & Replication Patch 3 Release Notes Cause Please confirm you are running version 7.0.0.690, 7.0.0.715, 7.0.0.764, 7.0.0.771 or 7.0.0.833 prior t...

Users and Roles: Account Setup and Permissions

Documentation Review the following documentation for more information: Veeam Backup & Replication Console - Roles and Users Veeam Backup & Replication Console - Permissions Veeam Backup Enterprise Manager - Accounts, Roles, and Delegated Restore Permissions If this KB article did not resolve your...

Incorrect values in the properties of objects in SCOM console

Challenge The collection of performance and events works fine, but during investigation of CPU/RAM properties of Hosts, Virtual Machines etc. unexpected values are revealed. For example ESXi host has 345.9 GB of RAM, but the SCOM property field contains 3459 GB. Cause SCOM processes these values...

How to reinstall vSphere Web Client plug-in for Veeam Backup & Replication

Article Applicability This article is regarding the Local vSphere Client Plug-in only. Veeam Backup Enterprise Manager offers the following configurations of the vSphere Client plug-in: Local vSphere Client Plug-in -- For vSphere Client 7.0.0.x or earlier, the plug-in is installed locally on the...

Error: Object reference not set to an instance of an object after manually deleting a replica VM

Challenge You receive an error after manually deleting a replica VM. Cause The replication job is still mapped to the previous replica VM. An error is produced when Veeam attempts to access the invalid object. Solution Unchecking the Low Connection Bandwidth Enable replica seeding checkbox does n...

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...