Operator installation fails with 'error validating existing CRs against new CRD's schema'

Solution Verified - Updated -

Issue

  • Error like below is observed when installing an operator.
error validating existing CRs against new CRD's schema for "servicemeshcontrolplanes.maistra.io": error listing resources in GroupVersionResource schema.GroupVersionResource{Group:"maistra.io", Version:"v1", Resource:"servicemeshcontrolplanes"}: conversion webhook for maistra.io/v2, Kind=ServiceMeshControlPlane failed: Post "https://maistra-admission-controller.openshift-operators.svc:443/convert-smcp?timeout=30s": no endpoints available for service "maistra-admission-controller"

Environment

  • Red Hat OpenShift Container Platform
    • 4

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