Null Pointer Exception at at com.teester.whatsnearby.main.MainActivity.onNewIntent

[Teester]

From Google Play Dashboard:
java.lang.NullPointerException: at com.teester.whatsnearby.main.MainActivity.onNewIntent (MainActivity.java:65) at android.app.Instrumentation.callActivityOnNewIntent (Instrumentation.java:1235) at android.app.Instrumentation.callActivityOnNewIntent (Instrumentation.java:1247) at android.app.ActivityThread.deliverNewIntents (ActivityThread.java:2563) at android.app.ActivityThread.performNewIntents (ActivityThread.java:2575) at android.app.ActivityThread.handleNewIntent (ActivityThread.java:2584) at android.app.ActivityThread.-wrap12 (ActivityThread.java) at android.app.ActivityThread$H.handleMessage (ActivityThread.java:1426) at android.os.Handler.dispatchMessage (Handler.java:102) at android.os.Looper.loop (Looper.java:148) at android.app.ActivityThread.main (ActivityThread.java:5443) at java.lang.reflect.Method.invoke (Method.java) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run (ZygoteInit.java:728) at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:618)

Problem appears to be passing null to mainPresenter.checkIfOauth(url) here