if cfgPath == "" && client != nil {
		internalcfg, err := configutil.FetchInitConfigurationFromCluster(client, printer, logPrefix, false, false)
		if err == nil {
			printer.Println() // add empty line to separate the FetchInitConfigurationFromCluster output from the command output

	klog.V(1).Info("running preflight checks")
	if err := runPreflightChecks(client, ignorePreflightErrorsSet, printer); err != nil {
		return nil, nil, nil, nil, err
	}

	initCfg, err := configutil.FetchInitConfigurationFromCluster(client, printer, "upgrade/config", false, false)
	if err != nil {
		if apierrors.IsNotFound(err) {

	//    (worker node), we are not reading local API address and the CRI socket from the node object
	initCfg, err := configutil.FetchInitConfigurationFromCluster(client, nil, "upgrade", !isControlPlaneNode, false)
	if err != nil {
		return nil, errors.Wrap(err, "unable to fetch the kubeadm-config ConfigMap")
	}