kiali: DestinationWeight on route doesn't have a valid service (host not found)

General remarks

Describe the bug the virtualservice work well, but kiali show the error:“DestinationWeight on route doesn’t have a valid service (host not found)”.

A clear and concise description of what the bug is.

apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: configserver
spec:
  hosts:
  - "configserver.test.io"
  gateways:
  - istio-gateway
  http:
  - route:
    - destination:
         port:
           number: 8888
         host: configserver.infra.svc.cluster.local
---

For UI issues please also add a screenshot that shows the issue.

Versions used Kiali: 0.6 Istio: 1.0.1 Kubernetes flavour and version: (e.g. OpenShift Origin 3.9)

To Reproduce Steps to reproduce the behavior:

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4. See error

Expected behavior A clear and concise description of what you expected to happen.