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Changing "SnapCenter Server Configuration" fails due to "Unable to register host" error with SCV 4.1.1 and SC 4.2.1

Last Updated:

Applies to

  • SnapCenter Server 4.2.1
  • SnapCenter Plug-in for VMware vSphere (SCV) 4.1.1


  • Unable to change "SnapCenter Server Configuration" in SCV console due to "Unable to register host" error.
  • aegis.log shows the following error.


2020-04-27T12:54:45.0000223Z ERROR VSC com.netapp.aegis.sms.client.SnapManagerHostServiceRestImpl Unable to register host : Failed to register host Error: Object reference not set to an instance of an object.

  • SnapManaterWeb.log shows the following error.


2020-04-27T12:54:45.2208286+00:00 ERROR SnapManagerWeb PID=[2948] TID=[52] Object reference not set to an instance of an object.Source: SMCoreContracts
Stack Trace: at SMCoreContracts.SmHost.Clone()
at SnapManager.SMSCore.Host.HostFactory.GetVsphereHostForAdd(SmRequest request)
at SnapManager.SMSCore.Host.HostFactory.GetHostForAddOperation(SmRequest request)
at SnapManager.SMSCore.Host.HostFactory.GetHost(OperationType operationType, SmRequest request)
at SnapManager.SMSCore.Host.RegisterHostManager.RegisterSmHost(SmRegisterHostsRequest request)


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