On RHOCP 4.x Console, Pod Terminal errors the terminal connection has closed

Solution Verified - Updated -

Issue

  • Terminal tab inside Pod Details gives the error The terminal connection has closed.
  • oc rsh <application podname> gives following error
Error from server (InternalError): Internal error occurred: failed calling webhook "validate-exec.example-controller.svc": Post "https://example-webhookserver.openshift-operators.svc:443/validate?timeout=30s": no endpoints available for service "example-webhookserver"

Environment

  • Red Hat OpenShift Container Platform
    • 4.x

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