{"action":"created","issue":{"url":"https://api.github.com/repos/Leaflet/Leaflet/issues/3796","labels_url":"https://api.github.com/repos/Leaflet/Leaflet/issues/3796/labels{/name}","comments_url":"https://api.github.com/repos/Leaflet/Leaflet/issues/3796/comments","events_url":"https://api.github.com/repos/Leaflet/Leaflet/issues/3796/events","html_url":"https://github.com/Leaflet/Leaflet/issues/3796","id":104289642,"number":3796,"title":"Uncaught TypeError: Cannot set property '_leaflet_pos' of null","user":{"login":"mfc-julius","id":7352358,"avatar_url":"https://avatars.githubusercontent.com/u/7352358?v=3","gravatar_id":"","url":"https://api.github.com/users/mfc-julius","html_url":"https://github.com/mfc-julius","followers_url":"https://api.github.com/users/mfc-julius/followers","following_url":"https://api.github.com/users/mfc-julius/following{/other_user}","gists_url":"https://api.github.com/users/mfc-julius/gists{/gist_id}","starred_url":"https://api.github.com/users/mfc-julius/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mfc-julius/subscriptions","organizations_url":"https://api.github.com/users/mfc-julius/orgs","repos_url":"https://api.github.com/users/mfc-julius/repos","events_url":"https://api.github.com/users/mfc-julius/events{/privacy}","received_events_url":"https://api.github.com/users/mfc-julius/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":13,"created_at":"2015-09-01T15:17:14Z","updated_at":"2015-09-01T23:46:38Z","closed_at":null,"body":"Leaflet 0.7.4 + standalone Mapbox.js + MarkerClusters:\r\n\r\nUncaught TypeError: Cannot set property '_leaflet_pos' of null\r\n\r\n```\r\nL.DomUtil.setPosition @ vendor.js:32172\r\nL.Marker.L.Class.extend._setPos @ vendor.js:34779\r\n(anonymous function) @ vendor.js:34681\r\nL.Util.bind @ vendor.js:31193\r\n```\r\n\r\nKeep getting this when moving map, if there are markers on it.\r\n\r\nFYI anonymous function is, obviously, \"this._setPos(pos);\" line in:\r\n\r\n```js\r\nupdate: function () {\r\n  if (this._icon) {\r\n    var pos = this._map.latLngToLayerPoint(this._latlng).round();\r\n    L.Util.requestAnimFrame(function () {\r\n      this._setPos(pos);\r\n    }, this);\r\n  }\r\n\r\n  return this;\r\n}\r\n```"},"comment":{"url":"https://api.github.com/repos/Leaflet/Leaflet/issues/comments/136893712","html_url":"https://github.com/Leaflet/Leaflet/issues/3796#issuecomment-136893712","issue_url":"https://api.github.com/repos/Leaflet/Leaflet/issues/3796","id":136893712,"user":{"login":"danzel","id":393086,"avatar_url":"https://avatars.githubusercontent.com/u/393086?v=3","gravatar_id":"","url":"https://api.github.com/users/danzel","html_url":"https://github.com/danzel","followers_url":"https://api.github.com/users/danzel/followers","following_url":"https://api.github.com/users/danzel/following{/other_user}","gists_url":"https://api.github.com/users/danzel/gists{/gist_id}","starred_url":"https://api.github.com/users/danzel/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/danzel/subscriptions","organizations_url":"https://api.github.com/users/danzel/orgs","repos_url":"https://api.github.com/users/danzel/repos","events_url":"https://api.github.com/users/danzel/events{/privacy}","received_events_url":"https://api.github.com/users/danzel/received_events","type":"User","site_admin":false},"created_at":"2015-09-01T23:46:38Z","updated_at":"2015-09-01T23:46:38Z","body":":+1:"}}