Fatal Exception: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean org.json.JSONObject.optBoolean(java.lang.String, boolean)' on a null object reference
at com.facebook.UserSettingsManager$1.run(UserSettingsManager.java:148)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1162)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:636)
at java.lang.Thread.run(Thread.java:764)
Crashlytics log from live app: