{"action":"created","issue":{"url":"https://api.github.com/repos/elastic/elasticsearch/issues/13793","labels_url":"https://api.github.com/repos/elastic/elasticsearch/issues/13793/labels{/name}","comments_url":"https://api.github.com/repos/elastic/elasticsearch/issues/13793/comments","events_url":"https://api.github.com/repos/elastic/elasticsearch/issues/13793/events","html_url":"https://github.com/elastic/elasticsearch/issues/13793","id":108328630,"number":13793,"title":"cannot contact master (trying on 127.0.0.1?)","user":{"login":"wsw70","id":1345886,"avatar_url":"https://avatars.githubusercontent.com/u/1345886?v=3","gravatar_id":"","url":"https://api.github.com/users/wsw70","html_url":"https://github.com/wsw70","followers_url":"https://api.github.com/users/wsw70/followers","following_url":"https://api.github.com/users/wsw70/following{/other_user}","gists_url":"https://api.github.com/users/wsw70/gists{/gist_id}","starred_url":"https://api.github.com/users/wsw70/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/wsw70/subscriptions","organizations_url":"https://api.github.com/users/wsw70/orgs","repos_url":"https://api.github.com/users/wsw70/repos","events_url":"https://api.github.com/users/wsw70/events{/privacy}","received_events_url":"https://api.github.com/users/wsw70/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2015-09-25T13:38:15Z","updated_at":"2015-09-25T13:49:24Z","closed_at":"2015-09-25T13:49:24Z","body":"I have a cluster of servers which were migrated from 1.7 to 2.0.0-beta2. \r\n\r\nThe first server (`eu4`) started correctly.\r\nThe second server (`eu3`) does not start, it looks like it is trying to join the cluster by querying the master on `127.0.0.1`:\r\n\r\n    [2015-09-25 15:32:18,855][INFO ][org.elasticsearch.discovery.zen] [eu3] failed to send join request to master [{eu4}{9EHVwkenTCCM0Fkc27J-qQ}{127.0.0.1}{127.0.0.1:9300}{master=true}], reason [RemoteTransportException[[eu3][127.0.0.1:9300][internal:discovery/zen/join]]; nested: IllegalStateException[Node [{eu3}{d8S6fBqjSg2XDEkaksvyjA}{127.0.0.1}{127.0.0.1:9300}{master=true}] not master for join request]; ]\r\n\r\nBoth servers are started with a default binding (`0.0.0.0`). The first one (which starts fine) is reachable on his IP (as well as on `127.0.0.0`). Both are masters, and both are advertised as such as such in the configuration.\r\n\r\nThis setup worked fine in 1.7\r\n"},"comment":{"url":"https://api.github.com/repos/elastic/elasticsearch/issues/comments/143229348","html_url":"https://github.com/elastic/elasticsearch/issues/13793#issuecomment-143229348","issue_url":"https://api.github.com/repos/elastic/elasticsearch/issues/13793","id":143229348,"user":{"login":"clintongormley","id":56599,"avatar_url":"https://avatars.githubusercontent.com/u/56599?v=3","gravatar_id":"","url":"https://api.github.com/users/clintongormley","html_url":"https://github.com/clintongormley","followers_url":"https://api.github.com/users/clintongormley/followers","following_url":"https://api.github.com/users/clintongormley/following{/other_user}","gists_url":"https://api.github.com/users/clintongormley/gists{/gist_id}","starred_url":"https://api.github.com/users/clintongormley/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/clintongormley/subscriptions","organizations_url":"https://api.github.com/users/clintongormley/orgs","repos_url":"https://api.github.com/users/clintongormley/repos","events_url":"https://api.github.com/users/clintongormley/events{/privacy}","received_events_url":"https://api.github.com/users/clintongormley/received_events","type":"User","site_admin":false},"created_at":"2015-09-25T13:49:24Z","updated_at":"2015-09-25T13:49:24Z","body":"@wsw70 Please read the breaking changes in 2.0 docs, specifically the [networking changes](https://www.elastic.co/guide/en/elasticsearch/reference/2.0/_network_changes.html)"}}