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Attempt to invoke interface method 'java.lang.Object[] java.util.Collection.toArray()' on a null object reference
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java.lang.NullPointerException: Attempt to invoke interface method 'java.lang.Object[] java.util.Collection.toArray()' on a null object reference	at java.util.ArrayList.addAll(ArrayList.java:188)	at android.widget.ArrayAdapter.addAll(ArrayAdapter.java:210)	at com.thibaudperso.sonycamera.timelapse.fragments.CameraSettingsFragment$CameraSettings.onPostExecute(CameraSettingsFragment.java:311)	at com.thibaudperso.sonycamera.timelapse.fragments.CameraSettingsFragment$CameraSettings.onPostExecute(CameraSettingsFragment.java:297)	at android.os.AsyncTask.finish(AsyncTask.java:651)	at android.os.AsyncTask.access$500(AsyncTask.java:180)	at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:668)	at android.os.Handler.dispatchMessage(Handler.java:102)	at android.os.Looper.loop(Looper.java:148)	at android.app.ActivityThread.main(ActivityThread.java:5468)	at java.lang.reflect.Method.invoke(Native Method)	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)