Why CDI controller fails with Reconciler error "StorageClass.storage.k8s.io \"storage class name\" not found" ?

Issue

• During the upgrade, the kubevirt-hyperconverged-operator is stuck in Installing status.

 kubevirt-hyperconverged-operator.v4.9.2   OpenShift Virtualization      4.9.2     kubevirt-hyperconverged-operator.v4.9.1   Installing

• The CDI is not available:

2022-02-21T11:14:53.036551357Z {"level":"info","ts":1645442093.0365405,"logger":"controller_hyperconverged","msg":"CDI is not 'Available'","Request.Namespace":"openshift-cnv","Request.Name":"kubevirt-hyperconverged"}

• Below message is observed in the cdi-deployment pod continuosly:

{"level":"error","ts":1645589400.0923438,"logger":"controller-runtime.manager.controller.storageprofile-controller","msg":"Reconciler error","name":"ocs-external-storagecluster-cephfs","namespace":"","error":"StorageClass.storage.k8s.io \"ocs-external-storagecluster-cephfs\" not found"