Error creating a ClusterInstance after upgrading Red Hat Advanced Cluster Management from v2.12 to v2.13

Solution Verified - Updated -

Issue

After upgrading from Red Hat Advanced Cluster Management v2.12 to v2.13, attempting to create a ClusterInstance results in the following error:

Error from server (InternalError): error when creating ".": Internal error occurred: failed calling webhook "clusterinstances.siteconfig.open-cluster-management.io": failed to call webhook: Post "https://webhook-clusterinstances-siteconfig-open-cluster-management-io.open-cluster-management.svc:443/validate-siteconfig-open-cluster-management-io-v1alpha1-clusterinstance?timeout=10s": no endpoints available for service "webhook-clusterinstances-siteconfig-open-cluster-management-io"

Environment

  • Red Hat OpenShift Container Platform 4
  • Red Hat Advanced Cluster Management
  • SiteConfig Operator enabled

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