{"action":"created","issue":{"url":"https://api.github.com/repos/atom-haskell/ide-haskell/issues/57","labels_url":"https://api.github.com/repos/atom-haskell/ide-haskell/issues/57/labels{/name}","comments_url":"https://api.github.com/repos/atom-haskell/ide-haskell/issues/57/comments","events_url":"https://api.github.com/repos/atom-haskell/ide-haskell/issues/57/events","html_url":"https://github.com/atom-haskell/ide-haskell/issues/57","id":80693890,"number":57,"title":"Uncaught TypeError: Cannot read property 'dispose' of null","user":{"login":"ncreep","id":784734,"avatar_url":"https://avatars.githubusercontent.com/u/784734?v=3","gravatar_id":"","url":"https://api.github.com/users/ncreep","html_url":"https://github.com/ncreep","followers_url":"https://api.github.com/users/ncreep/followers","following_url":"https://api.github.com/users/ncreep/following{/other_user}","gists_url":"https://api.github.com/users/ncreep/gists{/gist_id}","starred_url":"https://api.github.com/users/ncreep/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ncreep/subscriptions","organizations_url":"https://api.github.com/users/ncreep/orgs","repos_url":"https://api.github.com/users/ncreep/repos","events_url":"https://api.github.com/users/ncreep/events{/privacy}","received_events_url":"https://api.github.com/users/ncreep/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/atom-haskell/ide-haskell/labels/duplicate","name":"duplicate","color":"cccccc"}],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2015-05-25T22:43:58Z","updated_at":"2015-05-25T22:56:51Z","closed_at":"2015-05-25T22:54:56Z","body":"Using `ide-haskel` `0.5.1` I get `Uncaught TypeError: Cannot read property 'dispose' of null` error when closing a tab.\r\n\r\nThe offending line is `editor-control.coffee:154`:\r\n```\r\n@tooltipMarkers.dispose()\r\n```\r\n\r\nChanging it to:\r\n```\r\n@tooltipMarkers?.dispose()\r\n```\r\nfixes the issue in my use case. But maybe there's a more serious issue with the life-cycle of the `@tooltipMarkers` property."},"comment":{"url":"https://api.github.com/repos/atom-haskell/ide-haskell/issues/comments/105331891","html_url":"https://github.com/atom-haskell/ide-haskell/issues/57#issuecomment-105331891","issue_url":"https://api.github.com/repos/atom-haskell/ide-haskell/issues/57","id":105331891,"user":{"login":"ncreep","id":784734,"avatar_url":"https://avatars.githubusercontent.com/u/784734?v=3","gravatar_id":"","url":"https://api.github.com/users/ncreep","html_url":"https://github.com/ncreep","followers_url":"https://api.github.com/users/ncreep/followers","following_url":"https://api.github.com/users/ncreep/following{/other_user}","gists_url":"https://api.github.com/users/ncreep/gists{/gist_id}","starred_url":"https://api.github.com/users/ncreep/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ncreep/subscriptions","organizations_url":"https://api.github.com/users/ncreep/orgs","repos_url":"https://api.github.com/users/ncreep/repos","events_url":"https://api.github.com/users/ncreep/events{/privacy}","received_events_url":"https://api.github.com/users/ncreep/received_events","type":"User","site_admin":false},"created_at":"2015-05-25T22:56:51Z","updated_at":"2015-05-25T22:56:51Z","body":"Oops, sorry. When I searched for  the issue it wasn't created yet..."}}