{"action":"created","issue":{"url":"https://api.github.com/repos/Microsoft/LightGBM/issues/984","repository_url":"https://api.github.com/repos/Microsoft/LightGBM","labels_url":"https://api.github.com/repos/Microsoft/LightGBM/issues/984/labels{/name}","comments_url":"https://api.github.com/repos/Microsoft/LightGBM/issues/984/comments","events_url":"https://api.github.com/repos/Microsoft/LightGBM/issues/984/events","html_url":"https://github.com/Microsoft/LightGBM/issues/984","id":264532187,"number":984,"title":"Segmentation Fault while continue training of dart","user":{"login":"fcbruce","id":7030768,"avatar_url":"https://avatars3.githubusercontent.com/u/7030768?v=4","gravatar_id":"","url":"https://api.github.com/users/fcbruce","html_url":"https://github.com/fcbruce","followers_url":"https://api.github.com/users/fcbruce/followers","following_url":"https://api.github.com/users/fcbruce/following{/other_user}","gists_url":"https://api.github.com/users/fcbruce/gists{/gist_id}","starred_url":"https://api.github.com/users/fcbruce/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/fcbruce/subscriptions","organizations_url":"https://api.github.com/users/fcbruce/orgs","repos_url":"https://api.github.com/users/fcbruce/repos","events_url":"https://api.github.com/users/fcbruce/events{/privacy}","received_events_url":"https://api.github.com/users/fcbruce/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":{"login":"wxchan","id":13624043,"avatar_url":"https://avatars3.githubusercontent.com/u/13624043?v=4","gravatar_id":"","url":"https://api.github.com/users/wxchan","html_url":"https://github.com/wxchan","followers_url":"https://api.github.com/users/wxchan/followers","following_url":"https://api.github.com/users/wxchan/following{/other_user}","gists_url":"https://api.github.com/users/wxchan/gists{/gist_id}","starred_url":"https://api.github.com/users/wxchan/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/wxchan/subscriptions","organizations_url":"https://api.github.com/users/wxchan/orgs","repos_url":"https://api.github.com/users/wxchan/repos","events_url":"https://api.github.com/users/wxchan/events{/privacy}","received_events_url":"https://api.github.com/users/wxchan/received_events","type":"User","site_admin":false},"assignees":[{"login":"wxchan","id":13624043,"avatar_url":"https://avatars3.githubusercontent.com/u/13624043?v=4","gravatar_id":"","url":"https://api.github.com/users/wxchan","html_url":"https://github.com/wxchan","followers_url":"https://api.github.com/users/wxchan/followers","following_url":"https://api.github.com/users/wxchan/following{/other_user}","gists_url":"https://api.github.com/users/wxchan/gists{/gist_id}","starred_url":"https://api.github.com/users/wxchan/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/wxchan/subscriptions","organizations_url":"https://api.github.com/users/wxchan/orgs","repos_url":"https://api.github.com/users/wxchan/repos","events_url":"https://api.github.com/users/wxchan/events{/privacy}","received_events_url":"https://api.github.com/users/wxchan/received_events","type":"User","site_admin":false}],"milestone":null,"comments":8,"created_at":"2017-10-11T10:20:04Z","updated_at":"2017-10-26T01:27:20Z","closed_at":null,"author_association":"NONE","body":"Continue training the model of `dart`, and the process crashed after serval iterations. And I try to the [`advanced_example.py`](https://github.com/Microsoft/LightGBM/blob/master/examples/python-guide/advanced_example.py) by changing `gbdt` to `dart`, it also crashed.\r\n\r\n## Environment info\r\nOperating System:\r\nmac OS Sierra 10.12.5\r\nCPU:\r\n2.7 GHz Intel Core i5\r\nC++/Python/R version:\r\nPython\r\n\r\n## Error Message:\r\nsegmentation fault  python3 advanced_example.py\r\n\r\n## Reproducible examples\r\njust change `gbdt` to `dart` in [line 37 of `examples/python-guide/advanced_example.py`](https://github.com/Microsoft/LightGBM/blob/master/examples/python-guide/advanced_example.py#L37)\r\n\r\n## Steps to reproduce\r\n\r\npython3 advanced_example.py\r\n"},"comment":{"url":"https://api.github.com/repos/Microsoft/LightGBM/issues/comments/339522241","html_url":"https://github.com/Microsoft/LightGBM/issues/984#issuecomment-339522241","issue_url":"https://api.github.com/repos/Microsoft/LightGBM/issues/984","id":339522241,"user":{"login":"guolinke","id":16040950,"avatar_url":"https://avatars0.githubusercontent.com/u/16040950?v=4","gravatar_id":"","url":"https://api.github.com/users/guolinke","html_url":"https://github.com/guolinke","followers_url":"https://api.github.com/users/guolinke/followers","following_url":"https://api.github.com/users/guolinke/following{/other_user}","gists_url":"https://api.github.com/users/guolinke/gists{/gist_id}","starred_url":"https://api.github.com/users/guolinke/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/guolinke/subscriptions","organizations_url":"https://api.github.com/users/guolinke/orgs","repos_url":"https://api.github.com/users/guolinke/repos","events_url":"https://api.github.com/users/guolinke/events{/privacy}","received_events_url":"https://api.github.com/users/guolinke/received_events","type":"User","site_admin":false},"created_at":"2017-10-26T01:27:20Z","updated_at":"2017-10-26T01:27:20Z","author_association":"MEMBER","body":"@wxchan updates ? "}}
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