{"action":"created","issue":{"url":"https://api.github.com/repos/mbostock/topojson/issues/246","labels_url":"https://api.github.com/repos/mbostock/topojson/issues/246/labels{/name}","comments_url":"https://api.github.com/repos/mbostock/topojson/issues/246/comments","events_url":"https://api.github.com/repos/mbostock/topojson/issues/246/events","html_url":"https://github.com/mbostock/topojson/issues/246","id":86141776,"number":246,"title":"v1.6.19 raises \"TypeError: Cannot read property 'length' of undefined\" error. ","user":{"login":"eflowbeach","id":5221303,"avatar_url":"https://avatars.githubusercontent.com/u/5221303?v=3","gravatar_id":"","url":"https://api.github.com/users/eflowbeach","html_url":"https://github.com/eflowbeach","followers_url":"https://api.github.com/users/eflowbeach/followers","following_url":"https://api.github.com/users/eflowbeach/following{/other_user}","gists_url":"https://api.github.com/users/eflowbeach/gists{/gist_id}","starred_url":"https://api.github.com/users/eflowbeach/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/eflowbeach/subscriptions","organizations_url":"https://api.github.com/users/eflowbeach/orgs","repos_url":"https://api.github.com/users/eflowbeach/repos","events_url":"https://api.github.com/users/eflowbeach/events{/privacy}","received_events_url":"https://api.github.com/users/eflowbeach/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2015-06-08T11:42:33Z","updated_at":"2015-06-10T00:52:26Z","closed_at":null,"body":"I was using the shapefile from here:  http://gis.fema.gov/maps/regions_hqs.zip to make a topojson like this:\r\n\r\n```\r\ntopojson -o femaregions.json FEMA_Regions.shp\r\n\r\n/usr/local/lib/node_modules/topojson/lib/topojson/geomify.js:78\r\n      for (var rings = o.coordinates, i = 0, N = 0, n = rings.length; i < n; +\r\n                                                             ^\r\nTypeError: Cannot read property 'length' of undefined\r\n    at Object.geomifyGeometryType.Polygon (/usr/local/lib/node_modules/topojson/lib/topojson/geomify.js:78:62)\r\n    at geomifyGeometry (/usr/local/lib/node_modules/topojson/lib/topojson/geomify.js:27:94)\r\n    at geomifyFeature (/usr/local/lib/node_modules/topojson/lib/topojson/geomify.js:16:7)\r\n    at Array.forEach (native)\r\n    at geomifyObjectType.FeatureCollection (/usr/local/lib/node_modules/topojson/lib/topojson/geomify.js:36:27)\r\n    at geomifyObject (/usr/local/lib/node_modules/topojson/lib/topojson/geomify.js:8:27)\r\n    at module.exports (/usr/local/lib/node_modules/topojson/lib/topojson/geomify.js:113:20)\r\n    at Object.module.exports [as topology] (/usr/local/lib/node_modules/topojson/lib/topojson/topology.js:45:3)\r\n    at output (/usr/local/lib/node_modules/topojson/bin/topojson:284:25)\r\n    at notify (/usr/local/lib/node_modules/topojson/node_modules/queue-async/queue.js:47:18)\r\n```"},"comment":{"url":"https://api.github.com/repos/mbostock/topojson/issues/comments/110548371","html_url":"https://github.com/mbostock/topojson/issues/246#issuecomment-110548371","issue_url":"https://api.github.com/repos/mbostock/topojson/issues/246","id":110548371,"user":{"login":"eflowbeach","id":5221303,"avatar_url":"https://avatars.githubusercontent.com/u/5221303?v=3","gravatar_id":"","url":"https://api.github.com/users/eflowbeach","html_url":"https://github.com/eflowbeach","followers_url":"https://api.github.com/users/eflowbeach/followers","following_url":"https://api.github.com/users/eflowbeach/following{/other_user}","gists_url":"https://api.github.com/users/eflowbeach/gists{/gist_id}","starred_url":"https://api.github.com/users/eflowbeach/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/eflowbeach/subscriptions","organizations_url":"https://api.github.com/users/eflowbeach/orgs","repos_url":"https://api.github.com/users/eflowbeach/repos","events_url":"https://api.github.com/users/eflowbeach/events{/privacy}","received_events_url":"https://api.github.com/users/eflowbeach/received_events","type":"User","site_admin":false},"created_at":"2015-06-10T00:52:26Z","updated_at":"2015-06-10T00:52:26Z","body":"I forgot to mention that this is very similar to issue #137 "}}