{"action":"closed","issue":{"url":"https://api.github.com/repos/elastic/beats/issues/1410","repository_url":"https://api.github.com/repos/elastic/beats","labels_url":"https://api.github.com/repos/elastic/beats/issues/1410/labels{/name}","comments_url":"https://api.github.com/repos/elastic/beats/issues/1410/comments","events_url":"https://api.github.com/repos/elastic/beats/issues/1410/events","html_url":"https://github.com/elastic/beats/issues/1410","id":149089853,"number":1410,"title":"Filebeat Log Collection Halting : ERR Fail to convert the event to JSON: reflect: call of reflect.Value.IsNil on zero Value","user":{"login":"david-rooke","id":5575007,"avatar_url":"https://avatars.githubusercontent.com/u/5575007?v=3","gravatar_id":"","url":"https://api.github.com/users/david-rooke","html_url":"https://github.com/david-rooke","followers_url":"https://api.github.com/users/david-rooke/followers","following_url":"https://api.github.com/users/david-rooke/following{/other_user}","gists_url":"https://api.github.com/users/david-rooke/gists{/gist_id}","starred_url":"https://api.github.com/users/david-rooke/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/david-rooke/subscriptions","organizations_url":"https://api.github.com/users/david-rooke/orgs","repos_url":"https://api.github.com/users/david-rooke/repos","events_url":"https://api.github.com/users/david-rooke/events{/privacy}","received_events_url":"https://api.github.com/users/david-rooke/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/elastic/beats/labels/bug","name":"bug","color":"fc2929"},{"url":"https://api.github.com/repos/elastic/beats/labels/Filebeat","name":"Filebeat","color":"008000"},{"url":"https://api.github.com/repos/elastic/beats/labels/P1","name":"P1","color":"000000"}],"state":"closed","locked":false,"assignee":{"login":"urso","id":75886,"avatar_url":"https://avatars.githubusercontent.com/u/75886?v=3","gravatar_id":"","url":"https://api.github.com/users/urso","html_url":"https://github.com/urso","followers_url":"https://api.github.com/users/urso/followers","following_url":"https://api.github.com/users/urso/following{/other_user}","gists_url":"https://api.github.com/users/urso/gists{/gist_id}","starred_url":"https://api.github.com/users/urso/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/urso/subscriptions","organizations_url":"https://api.github.com/users/urso/orgs","repos_url":"https://api.github.com/users/urso/repos","events_url":"https://api.github.com/users/urso/events{/privacy}","received_events_url":"https://api.github.com/users/urso/received_events","type":"User","site_admin":false},"milestone":null,"comments":8,"created_at":"2016-04-18T09:04:31Z","updated_at":"2016-04-20T22:31:10Z","closed_at":"2016-04-20T22:31:10Z","body":"I am seeing that log collection is halting periodically when sending Datastax Enterprise Cassandra logs to logstash. Issue was originally seen in version 1.1.0 and 1.2.1 with this error:\r\n\r\n> ERR Fail to convert the event to JSON: reflect: call of reflect.Value.IsNil on zero Value\r\n\r\nInstalling a 5.0.0 nightly build didn't resolve the problem or provide any additional output. Indeed, the service tends to die silently...\r\n\r\n Additional information and background can be found here (https://discuss.elastic.co/t/filebeat-1-1-0-log-collection-halting/47130/15)\r\n\r\n- Version: 1.1.0, 1.2.1, 5.0.0 (currently using 5.0.0 nightly)\r\n- Operating System: Ubuntu 14.04\r\n- Steps to Reproduce: I have attached a sample sanitised log from the server and filebeat shipper.\r\n\r\n[sample_logs.tar.gz](https://github.com/elastic/beats/files/223388/sample_logs.tar.gz)\r\n"}}