Can't run flatland-demo on Mac

(flatland-rl) Harshs-MacBook-Pro:flatland harshrai$ flatland-demo
2019-08-12 22:09:41.267 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.267 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.267 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.267 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.267 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.267 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.267 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.267 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.267 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.267 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.267 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.267 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.267 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.267 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.268 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459
2019-08-12 22:09:41.268 python[11311:1007088] CGSTrackingRegionSetIsEnabled returned CG error 268435459

  [Restored 12-Aug-2019 at 10:09:58 PM]
Last login: Mon Aug 12 22:09:50 on console
Restored session: Mon Aug 12 22:09:41 IST 2019
(base) Harshs-MacBook-Pro:flatland harshrai$