{"action":"closed","issue":{"url":"https://api.github.com/repos/coreos/etcd/issues/2182","labels_url":"https://api.github.com/repos/coreos/etcd/issues/2182/labels{/name}","comments_url":"https://api.github.com/repos/coreos/etcd/issues/2182/comments","events_url":"https://api.github.com/repos/coreos/etcd/issues/2182/events","html_url":"https://github.com/coreos/etcd/issues/2182","id":55856332,"number":2182,"title":"\"wal: snapshot not found\" on upgrade from 2.0-rc.1 to 2.0","user":{"login":"tjdett","id":437845,"avatar_url":"https://avatars.githubusercontent.com/u/437845?v=3","gravatar_id":"","url":"https://api.github.com/users/tjdett","html_url":"https://github.com/tjdett","followers_url":"https://api.github.com/users/tjdett/followers","following_url":"https://api.github.com/users/tjdett/following{/other_user}","gists_url":"https://api.github.com/users/tjdett/gists{/gist_id}","starred_url":"https://api.github.com/users/tjdett/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/tjdett/subscriptions","organizations_url":"https://api.github.com/users/tjdett/orgs","repos_url":"https://api.github.com/users/tjdett/repos","events_url":"https://api.github.com/users/tjdett/events{/privacy}","received_events_url":"https://api.github.com/users/tjdett/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2015-01-29T04:52:01Z","updated_at":"2015-01-29T21:38:08Z","closed_at":"2015-01-29T21:38:08Z","body":"When restarting etcd after an upgrade from 2.0-rc.1 to 2.0, etcd does not start, and fails with the following log output:\r\n```\r\netcdserver: discovery token ignored since a cluster has already been initialized. Valid log found at \"/var/lib/etcd/wal\"\r\netcdserver: recovered store from snapshot at index 3630363\r\netcdserver: name = <redacted>\r\netcdserver: data dir = /var/lib/etcd\r\netcdserver: heartbeat = 100ms\r\netcdserver: election = 500ms\r\netcdserver: snapshot count = 10000\r\netcdserver: discovery URL= <redacted>\r\netcdserver: advertise client URLs = <redacted>\r\netcdserver: loaded cluster information from store: <redacted>\r\netcdserver: read wal error: wal: snapshot not found\r\n```\r\n\r\nThe server is able to start again after a rolling back to 2.0-rc.1.\r\n"}}