WCP service does not start with error "Failed to construct network settings for master mgmt network."

Products

• VMware vSphere Kubernetes Service

Issue/Introduction

After a vCenter reboot the WCP service won't start.

 

service-control --status --all
Running:
 applmgmt lookupsvc lwsmd observability observability-vapi pschealth vc-ws1a-broker vlcm vmafdd vmcad vmdird vmware-analytics vmware-certificateauthority vmware-certificatemanagement vmware-cis-license vmware-content-library vmware-eam vmware-envoy vmware-envoy-hgw vmware-envoy-sidecar vmware-hvc vmware-infraprofile vmware-perfcharts vmware-pod vmware-postgres-archiver vmware-rhttpproxy vmware-sca vmware-sps vmware-stsd vmware-topologysvc vmware-trustmanagement vmware-updatemgr vmware-vapi-endpoint vmware-vdtc vmware-vmon vmware-vpostgres vmware-vpxd vmware-vpxd-svcs vmware-vsan-health vmware-vsm vsphere-ui vstats vtsdb
Stopped:
 vmcam vmonapi vmware-imagebuilder vmware-netdumper vmware-rbd-watchdog vmware-vcha wcp

 

 

Attempts to start the service manually fails:

service-control --start wcp
Operation not cancellable. Please wait for it to finish...
Performing start operation on service wcp...
Error executing start on service wcp. Details {
    "detail": [
        {
            "id": "install.ciscommon.service.failstart",
            "translatable": "An error occurred while starting service '%(0)s'",
            "args": [
                "wcp"
            ],
            "localized": "An error occurred while starting service 'wcp'"
        }
    ],
    "componentKey": null,
    "problemId": null,
    "resolution": null
}
Service-control failed. Error: {
    "detail": [
        {
            "id": "install.ciscommon.service.failstart",
            "translatable": "An error occurred while starting service '%(0)s'",
            "args": [
                "wcp"
            ],
            "localized": "An error occurred while starting service 'wcp'"
        }
    ],
    "componentKey": null,
    "problemId": null,
    "resolution": null
}

 

 

wcpsvc.log

2026-05-05T12:57:08.652Z error wcp [instanceconfig/configuration.go:398] [opID=69f9e92d] Failed to construct network settings for master mgmt network. Err No portgroup backing given Network Segment dvportgroup-xxxx is available on vSphere Cluster domain-cX.
2026-05-05T12:57:08.652Z error wcp [kubelifecycle/kube_instance_db.go:638] [opID=domain-c9] createKubeInstancesFromDb: Error loading cluster config spec. data: {"Name": "k8s-sv-hby005", "Count": null, "SizeHint": "LARGE", "MasterDNS": ["############"], "WorkerDNS": ["############"], "LoginBanner": "", "ServiceCidr": {"Prefix": 16, "Address": "############"}, "ImageStorage": {"StoragePolicy": "############"}, "RootPassword": "############", "CnsFileConfig": {"VsanClusters": ["domain-c############"]}, "MasterDNSNames": ["sv01.k8s.se.sddc.telia.net"], "NetworkProvider": "NSXT_CONTAINER_PLUGIN", "ContentLibraries": null, "DeploymentTarget": {"FaultDomainZones": [{"ID": "k8s-sv-hby005-zone", "ClusterComputeResources": [{"type": "ClusterComputeResource", "value": "domain-c9"}]}]}, "MasterNTPServers": ["############", "############"], "NcpDefaultLBCert": "

vpxd.log

vpxd-12153.log.gz:2026-05-05T11:39:36.771Z error vpxd[06635] [Originator@6876 sub=DvsUtils opID=HB-host-############@############] Portgroup [dvportgroup-xxxx] not found
vpxd-12153.log.gz:2026-05-05T11:39:36.771Z error vpxd[06635] [Originator@6876 sub=corehostSync opID=HB-host-############@############] Portgroup key [dvportgroup-############] not found in datacenter [############]
vpxd-12153.log.gz:2026-05-05T11:39:37.216Z error vpxd[05665] [Originator@6876 sub=DvsUtils opID=HB-host-############@############] Portgroup [dvportgroup-xxxx] not found

Environment

vSphere 8.0

Cause

Broadcom engineering is investigating

Resolution

Please open a case with Broadcom Support