{"action":"created","issue":{"url":"https://api.github.com/repos/react-navigation/react-navigation/issues/3190","repository_url":"https://api.github.com/repos/react-navigation/react-navigation","labels_url":"https://api.github.com/repos/react-navigation/react-navigation/issues/3190/labels{/name}","comments_url":"https://api.github.com/repos/react-navigation/react-navigation/issues/3190/comments","events_url":"https://api.github.com/repos/react-navigation/react-navigation/issues/3190/events","html_url":"https://github.com/react-navigation/react-navigation/issues/3190","id":284660922,"number":3190,"title":"App crashes when overriding tabBarComponent","user":{"login":"DiegoFranciscoHG","id":34254918,"avatar_url":"https://avatars1.githubusercontent.com/u/34254918?v=4","gravatar_id":"","url":"https://api.github.com/users/DiegoFranciscoHG","html_url":"https://github.com/DiegoFranciscoHG","followers_url":"https://api.github.com/users/DiegoFranciscoHG/followers","following_url":"https://api.github.com/users/DiegoFranciscoHG/following{/other_user}","gists_url":"https://api.github.com/users/DiegoFranciscoHG/gists{/gist_id}","starred_url":"https://api.github.com/users/DiegoFranciscoHG/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/DiegoFranciscoHG/subscriptions","organizations_url":"https://api.github.com/users/DiegoFranciscoHG/orgs","repos_url":"https://api.github.com/users/DiegoFranciscoHG/repos","events_url":"https://api.github.com/users/DiegoFranciscoHG/events{/privacy}","received_events_url":"https://api.github.com/users/DiegoFranciscoHG/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":3,"created_at":"2017-12-27T06:52:29Z","updated_at":"2017-12-28T02:14:15Z","closed_at":null,"author_association":"NONE","body":"### Current Behavior\r\nThe app crashes with the following error:\r\n\r\n![26142530_1521800654535146_489331505_o](https://user-images.githubusercontent.com/34254918/34373214-79b30820-ea9f-11e7-9d1c-407577977b88.png)\r\n\r\n### Expected Behavior\r\nThe app should not crash, show the custom tab navigator and be able to navigate.\r\n\r\n#### Repository with code\r\nhttps://github.com/DiegoFranciscoHG/react-native-with-react-navigation-custom-tabbarcomponent-bug\r\n\r\n#### Steps to reproduce\r\n- Set tabNavigator\r\n- Make component using tabBarBottom\r\n- Manage navigation state with redux\r\n- Override tabBarComponent in the tabNavigator with the custom component\r\n\r\n### Your Environment\r\n\r\n| software         | version\r\n| ---------------- | -------\r\n| react-navigation |1.0.0-beta.22\r\n| react-native     |0.50.3\r\n| node             |9.3.0\r\n| npm or yarn      |yarn 1.3.2\r\n"},"comment":{"url":"https://api.github.com/repos/react-navigation/react-navigation/issues/comments/354214985","html_url":"https://github.com/react-navigation/react-navigation/issues/3190#issuecomment-354214985","issue_url":"https://api.github.com/repos/react-navigation/react-navigation/issues/3190","id":354214985,"user":{"login":"DiegoFranciscoHG","id":34254918,"avatar_url":"https://avatars1.githubusercontent.com/u/34254918?v=4","gravatar_id":"","url":"https://api.github.com/users/DiegoFranciscoHG","html_url":"https://github.com/DiegoFranciscoHG","followers_url":"https://api.github.com/users/DiegoFranciscoHG/followers","following_url":"https://api.github.com/users/DiegoFranciscoHG/following{/other_user}","gists_url":"https://api.github.com/users/DiegoFranciscoHG/gists{/gist_id}","starred_url":"https://api.github.com/users/DiegoFranciscoHG/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/DiegoFranciscoHG/subscriptions","organizations_url":"https://api.github.com/users/DiegoFranciscoHG/orgs","repos_url":"https://api.github.com/users/DiegoFranciscoHG/repos","events_url":"https://api.github.com/users/DiegoFranciscoHG/events{/privacy}","received_events_url":"https://api.github.com/users/DiegoFranciscoHG/received_events","type":"User","site_admin":false},"created_at":"2017-12-28T02:14:15Z","updated_at":"2017-12-28T02:14:15Z","author_association":"NONE","body":"@satya164 Here is the diff with the changes: [react-native-with-react-navigation-custom-tabbarcomponent-bug](https://github.com/DiegoFranciscoHG/react-native-with-react-navigation-custom-tabbarcomponent-bug/commit/8cd025e3286ed131b4305f7ab58ae43a3b59bc79?diff=unified#diff-f4b86314561f090eceb05c67e7c5843b)"}}
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