java.lang.NullPointerException: Attempt to invoke virtual method 'org.json.JSONArray org.json.JSONObject.getJSONArray(java.lang.String)' on a null object reference
at com.facebook.accountkit.internal.ExperimentationConfigurator$2$1.onCompleted(ExperimentationConfigurator.java:93)
a:188)
at com.facebook.accountkit.internal.AccountKitGraphRequestAsyncTask.onPostExecute(AccountKitGraphRequestAsyncTask.ja
at com.facebook.accountkit.internal.AccountKitGraphRequestAsyncTask.onPostExecute(AccountKitGraphRequestAsyncTask.ja
vva:42)
at android.os.AsyncTask.finish(AsyncTask.java:636)
at android.os.AsyncTask.access$500(AsyncTask.java:177)
at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:653)
.invoke(Native Method)
at java.lang.reflect.Method.invo
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5278)
at java.lang.reflect.Metho
dke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)
java.lang.NullPointerException: Attempt to invoke virtual method 'org.json.JSONArray org.json.JSONObject.getJSONArray(java.lang.String)' on a null object reference at com.facebook.accountkit.internal.ExperimentationConfigurator$2$1.onCompleted(ExperimentationConfigurator.java:93) a:188) at com.facebook.accountkit.internal.AccountKitGraphRequestAsyncTask.onPostExecute(AccountKitGraphRequestAsyncTask.ja at com.facebook.accountkit.internal.AccountKitGraphRequestAsyncTask.onPostExecute(AccountKitGraphRequestAsyncTask.ja vva:42) at android.os.AsyncTask.finish(AsyncTask.java:636) at android.os.AsyncTask.access$500(AsyncTask.java:177) at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:653) .invoke(Native Method) at java.lang.reflect.Method.invo at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:135) at android.app.ActivityThread.main(ActivityThread.java:5278) at java.lang.reflect.Metho dke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)