Error: Unknown error while connecting to Elasticsearch
Error: Bad Gateway
    at respond (http://52.174.59.142:1080/index.js?_b=7489:85288:15)
    at checkRespForFailure (http://52.174.59.142:1080/index.js?_b=7489:85256:7)
    at http://52.174.59.142:1080/index.js?_b=7489:83894:7
    at wrappedErrback (http://52.174.59.142:1080/index.js?_b=7489:20902:78)
    at wrappedErrback (http://52.174.59.142:1080/index.js?_b=7489:20902:78)
    at wrappedErrback (http://52.174.59.142:1080/index.js?_b=7489:20902:78)
    at http://52.174.59.142:1080/index.js?_b=7489:21035:76
    at Scope.$eval (http://52.174.59.142:1080/index.js?_b=7489:22022:28)
    at Scope.$digest (http://52.174.59.142:1080/index.js?_b=7489:21834:31)
    at Scope.$apply (http://52.174.59.142:1080/index.js?_b=7489:22126:24)