OpenShift Service Mesh installation failing with error handler.config.istio.io "kubernetesenv" is invalid: spec.params

Issue

• Installation of OpenShift Service Mesh fails with the following errors in ServiceMeshControlPlane resource:

  - conditions:
      - lastTransitionTime: '2020-08-25T01:43:24Z'
        message: >-
          handler.config.istio.io "kubernetesenv" is invalid: spec.params:
          Invalid value: "null": spec.params in body must be of type object:
          "null"
        reason: ReconcileError
        status: 'False'
        type: Reconciled
      - lastTransitionTime: '2020-08-25T01:43:50Z'
        message: >-
          handler.config.istio.io "kubernetesenv" is invalid: spec.params:
          Invalid value: "null": spec.params in body must be of type object:
          "null"
        reason: InstallError
        status: 'False'
        type: Installed
    resource: mixer
  

• Uninstallation and installation of OpenShift Service Mesh results in the same error.