[Airbrake] [Production] Object doesn't support property or method 'includes'

[jasonlally]

Airbrake error: #6367
Airbrake project: open-data-explorer

Error type:TypeError
Error message: Object doesn't support property or method 'includes'
Where:<no information>
Occurred at: Sep 01, 2017 19:01:23 UTC
First seen at: Aug 30, 2017 18:49:27 UTC
Occurrences: 65 ( since last deploy on <no information>)
Severity:error

URL: http://beta.explore.datasf.org/city-infrastructure/311-information-requests-by-month/hrr4-hjc6
File:http://beta.explore.datasf.org/static/js/reducers/metadataReducer.js

Backtrace:

http://beta.explore.datasf.org/static/js/reducers/metadataReducer.js:80:in
http://beta.explore.datasf.org/static/js/reducers/index.js:88:in
http://beta.explore.datasf.org/static/js/containers/DatasetOverview.js:19:in
http://beta.explore.datasf.org/static/node_modules/react-redux/lib/components/connect.js:155:in