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After Upgrade to v13 - console is not able to connect on server itself

  • April 28, 2026
  • 5 comments
  • 85 views

Marcel.K
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Veeam 12

In v12 is not so sensitive via WMI/DCOM connection

 

Veeam 13

Upgrade to v13 was successful.

All services are running

PS C:\Users\user01> Get-Service | Where-Object { $_.Name -like "Veeam*" }

Status Name DisplayName ------ ---- -----------

Running VeeamAHVSvc Veeam AHV Service

Running VeeamAWSSvc Veeam AWS Service

Running VeeamAzureSvc Veeam Azure Service

Running VeeamBackupCdpSvc Veeam CDP Coordinator Service

Running VeeamBackupRESTSvc Veeam Backup Server RESTful API Ser…

Running VeeamBackupSvc Veeam Backup Service

Running VeeamBackupUpda… Veeam Backup Update Service

Running VeeamBrokerSvc Veeam Broker Service

Running VeeamCatalogSvc Veeam Guest Catalog Service

Running VeeamCloudSvc Veeam Cloud Connect Service

Running VeeamDataAnalyz… Veeam Data Analyzer Service

Running VeeamDeploySvc Veeam Installer Service

Running VeeamDistributi… Veeam Distribution Service

Running VeeamEnterprise… Veeam Backup Enterprise Manager

Running VeeamExplorersR… Veeam Explorers Recovery Service

Running VeeamFilesysVssSvc Veeam Backup VSS Integration Service

Running VeeamGCPSvc Veeam GCP Service

Running VeeamGuestInter… Veeam Guest Interaction Service

Running VeeamHyperCoreSvc Veeam SC HyperCore Service

Running VeeamKastenSvc Veeam Kubernetes Service

Running VeeamMountSvc Veeam Mount Service

Running VeeamNFSSvc Veeam vPower NFS Service

Running VeeamPVESvc Veeam PVE Service

Running VeeamRESTSvc Veeam RESTful API Service

Running VeeamRHVSvc Veeam KVM Service

Running VeeamThreatHunt… Veeam Threat Hunter Service

Running VeeamTransportSvc Veeam Data Mover Service

Running VeeamVssProvide… Veeam VSS Hardware Provider Service

Running VeeamWebSvc Veeam Web Service

 

but console has an issue with connection

Connection via hostname itlsef

Troubleshooting

What is wrong, why on v12 was running and suddenly is not working in v13

 

Issue

On server was not set default gateway for NIC, which is resolving ip

Example:

vbr01test01 with ip 100.100.100.25

route 100.100.100.0 255.255.255.0 100.100.100.1

gateway is 1, but default gateway is missing

 

When Veeam.Backup.Manager.exe is starting it will recognize hostname of VBR

Windows DNS/NIC binding will return 100.100.100.25

Veeam tries connection WMI/DCOM via RPC on itself, but without gateway + wrong priority of NIC = DCOM was unable to communicate with server, 

because returning connection - default route - is missing (0.0.0.0/0)

 

 

Via loopback connection it was discovered, that proxy is enabled on server itself.

After disabling proxy on windows server, this connection was not pointing into proxy itself anymore, but connection is still failing

 

Adding regkey as force / workaround

!--scriptorstartfragment-->

  -Path "HKLM:\SOFTWARE\Veeam\Veeam Backup and Replication" 

  -Name "PreferIPv4

  -PropertyType DWord 

  -Value 1 (Force)!--scriptorendfragment-->

 

Console is working

 

do we need really workaround?

 

how to find permanent solution for another several upgrades - in my case over one hundred

 

  1. adding default route (default route we are adding in Day2 automation, for connection to guest due application restore) - so two set setup was needed to provide now via automation
  2. removing ip and hostname of server itself from hosts as dns is resolving them - this is more less cosmetic part, but in one case was an issue
  3. disabling proxy on server itself or let to enable with local connections outside of proxy - this local connection were not working for me on first time. first was needed to disable proxy, connect to console and after that connection to console was working with proxy with local connections 
  4. removing regkey - after removing regkey - connection to console was working

 

I hope this article could speed up troubleshooting with connection, when everything looks fine ...

5 comments

Chris.Childerhose
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This will definitely help Marcel as there has been a few asks like this.  Thanks for sharing.


wolff.mateus
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  • Veeam Vanguard
  • April 28, 2026

Tks for share this! Good to know that.

 


Jean.peres.bkp
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Excellent insight. 
Thanks for sharing


damien commenge
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Thanks for sharing :)


coolsport00
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  • Veeam Legend
  • May 1, 2026

Good share as several have posted about this issue. Another potential fix for users! Thanks Marcel. 👍🏻