SDC healthcheck return DE component down.

When i execute shell script docker_health.sh, it return like below.

Componet DE within sdc-BE and sdc-FE is down. how can i fix this?

It seem to be working fine all container in SDC.

ubuntu@vm1-sdc:/data/scripts$ ./docker_health.sh
{
  "cluster_name" : "SDC-ES-AUTO",
  "status" : "green",
  "timed_out" : false,
  "number_of_nodes" : 1,
  "number_of_data_nodes" : 1,
  "active_primary_shards" : 2,
  "active_shards" : 2,
  "relocating_shards" : 0,
  "initializing_shards" : 0,
  "unassigned_shards" : 0,
  "delayed_unassigned_shards" : 0,
  "number_of_pending_tasks" : 0,
  "number_of_in_flight_fetch" : 0,
  "task_max_waiting_in_queue_millis" : 0,
  "active_shards_percent_as_number" : 100.0
}
BE health-Check:
{
  "sdcVersion": "1.0.0",
  "siteMode": "unknown",
  "componentsInfo": [
    {
      "healthCheckComponent": "BE",
      "healthCheckStatus": "UP",
      "version": "1.0.0",
      "description": "OK"
    },
    {
      "healthCheckComponent": "ES",
      "healthCheckStatus": "UP",
      "description": "OK"
    },
    {
      "healthCheckComponent": "TITAN",
      "healthCheckStatus": "UP",
      "description": "OK"
    },
    {
      "healthCheckComponent": "DE",
      "healthCheckStatus": "DOWN",
      "description": "U-EB cluster is not available"
    }
  ]
}

FE health-Check:
{
  "sdcVersion": "1.0.0",
  "siteMode": "unknown",
  "componentsInfo": [
    {
      "healthCheckComponent": "BE",
      "healthCheckStatus": "UP",
      "version": "1.0.0",
      "description": "OK"
    },
    {
      "healthCheckComponent": "ES",
      "healthCheckStatus": "UP",
      "description": "OK"
    },
    {
      "healthCheckComponent": "TITAN",
      "healthCheckStatus": "UP",
      "description": "OK"
    },
    {
      "healthCheckComponent": "DE",
      "healthCheckStatus": "DOWN",
      "description": "U-EB cluster is not available"
    },
    {
      "healthCheckComponent": "FE",
      "healthCheckStatus": "UP",
      "version": "1.0.0",
      "description": "OK"
    }
  ]
}

check user existance: OK