install private cluster with CAPI failed by MissingNodeRef 

4.19.0-0.nightly-2024-12-13-083421     

Always    

1.install private cluster based on bastion host
2.prepare the install-config.yaml:
publish: Internal
featureSet: CustomNoUpgrade
featureGates: ["ClusterAPIInstall=true"]
baseDomain: private-ibmcloud-2.qe.devcluster.openshift.com
credentialsMode: Manual
platform:
  ibmcloud:
    region: jp-tok
    networkResourceGroupName: ci-op-0yrhzx7l-ac1a3-rg
    vpcName: ci-op-0yrhzx7l-ac1a3-vpc
    controlPlaneSubnets:
    - ci-op-0yrhzx7l-ac1a3-control-plane-jp-tok-3-0
    - ci-op-0yrhzx7l-ac1a3-control-plane-jp-tok-2-0
    - ci-op-0yrhzx7l-ac1a3-control-plane-jp-tok-1-0
    computeSubnets:
    - ci-op-0yrhzx7l-ac1a3-compute-jp-tok-3-0
    - ci-op-0yrhzx7l-ac1a3-compute-jp-tok-2-0
    - ci-op-0yrhzx7l-ac1a3-compute-jp-tok-1-0
    resourceGroupName: ci-op-0yrhzx7l-ac1a3-rg
controlPlane:
  name: master
  platform:
    ibmcloud:
      type: bx2-4x16
      zones: [jp-tok-1, jp-tok-2, jp-tok-3]
  replicas: 3
compute:
- name: worker
  platform:
    ibmcloud:
      type: bx2-4x16
      zones: [jp-tok-1, jp-tok-2, jp-tok-3]
  replicas: 3
proxy:
  httpProxy: http://XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX@10.244.128.4:3128
  httpsProxy: http://XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX@10.244.128.4:3128
networking:
  machineNetwork:
  - cidr: 10.244.0.0/16
 3. install cluster failed
    

install failed 
in bootkube.json of log-bundle
    "stage": "resolve-api-url",
    "phase": "stage end",
    "result": "failure",
    "errorLine": "76 resolve_url /usr/local/bin/bootstrap-verify-api-server-urls.sh",
    "errorMessage": "Checking if api.maxu-capi9p.private-ibmcloud.qe.devcluster.openshift.com of type API_URL is resolvable\nStarting stage resolve-api-url\nUnable to resolve API_URL api.maxu-capi9p.private-ibmcloud.qe.devcluster.openshift.com"

in Cluster-openshift-cluster-api-guests-ci-op-0yrhzx7l-ac1a3-2vc6j.yaml
  - type: ControlPlaneInitialized
    status: "False"
    severity: Info
    lasttransitiontime: "2024-12-17T09:39:31Z"
    reason: MissingNodeRef
    message: Waiting for the first control plane machine to have its status.nodeRef
      set   

install succeed.   

install External cluster with proxy succeed.

install Internal cluster failed, ref Prow Job: https://qe-private-deck-ci.apps.ci.l2s4.p1.openshiftapps.com/view/gs/qe-private-deck/pr-logs/pull/openshift_release/59392/rehearse-59392-periodic-ci-openshift-verification-tests-master-installer-rehearse-4.19-installer-rehearse-ibmcloud-proxy-private-capi/1868948420899639296  
https://qe-private-deck-ci.apps.ci.l2s4.p1.openshiftapps.com/view/gs/qe-private-deck/pr-logs/pull/openshift_release/59392/rehearse-59392-periodic-ci-openshift-verification-tests-master-installer-rehearse-4.19-cucushift-installer-rehearse-ibmcloud-ipi-private-capi/1871051791659962368