TypeError: Cannot read property '0' of undefined

[whyvez]

View details in Rollbar: https://rollbar.com/whyvez/bc-firemap/items/5/

TypeError: Cannot read property '0' of undefined
  File "http://localhost:3000/static/js/bundle.js", line 13233, in LatLngBounds.contains
  File "http://localhost:3000/static/js/bundle.js", line 12012, in _recursively.s
  File "http://localhost:3000/static/js/bundle.js", line 12012, in NewClass._recursively
  File "http://localhost:3000/static/js/bundle.js", line 12012, in NewClass._recursivelyRemoveChildrenFromMap
  File "http://localhost:3000/static/js/bundle.js", line 12012, in NewClass._mergeSplitClusters
  File "http://localhost:3000/static/js/bundle.js", line 12012, in NewClass._zoomEnd
  File "http://localhost:3000/static/js/bundle.js", line 12608, in NewClass.fire
  File "http://localhost:3000/static/js/bundle.js", line 16109, in NewClass._moveEnd
  File "http://localhost:3000/static/js/bundle.js", line 16553, in NewClass.<anonymous>