Message Title

After update to Android N the app start to crash. I see it's related to Firebase version in Android N, but I did not had too much time to update the AeroGear Android Push library locally to test with new versions.

V/FA: Processing queued up service tasks: 1

E/FA: Task exception on worker thread: java.lang.IllegalAccessError: Method 'void android.support.v4.content.ContextCompat.<init>()' is inaccessible to class 'com.google.firebase.iid.zzg' (declaration of 'com.google.firebase.iid.zzg' appears in /data/app/org.jboss.aerogear.android.cookbook.hellopush-2/base.apk): com.google.android.gms.measurement.internal.zzt.zzEd(Unknown Source)

V/FA: Activity paused, time: 27278

V/FA: onActivityCreated

      --------- beginning of crash

E/AndroidRuntime: FATAL EXCEPTION: AsyncTask #1

                  Process: org.jboss.aerogear.android.cookbook.hellopush, PID: 2690

                  java.lang.RuntimeException: An error occurred while executing doInBackground()

                      at android.os.AsyncTask$3.done(AsyncTask.java:309)

                      at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:354)

                      at java.util.concurrent.FutureTask.setException(FutureTask.java:223)

                      at java.util.concurrent.FutureTask.run(FutureTask.java:242)

                      at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:234)

                      at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1113)

                      at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:588)

                      at java.lang.Thread.run(Thread.java:818)

                   Caused by: java.lang.IllegalAccessError: Method 'void android.support.v4.content.ContextCompat.<init>()' is inaccessible to class 'com.google.firebase.iid.zzg' (declaration of 'com.google.firebase.iid.zzg' appears in /data/app/org.jboss.aerogear.android.cookbook.hellopush-2/base.apk)

                      at com.google.firebase.iid.zzg.zzeC(Unknown Source)

                      at com.google.firebase.iid.zzg.<init>(Unknown Source)

                      at com.google.firebase.iid.zzg.<init>(Unknown Source)

                      at com.google.firebase.iid.zzd.zzb(Unknown Source)

                      at com.google.firebase.iid.FirebaseInstanceId.getInstance(Unknown Source)

                      at com.google.firebase.iid.FirebaseInstanceId.getInstance(Unknown Source)

                      at org.jboss.aerogear.android.unifiedpush.fcm.AeroGearFCMPushRegistrar$2.get(AeroGearFCMPushRegistrar.java:100)

                      at org.jboss.aerogear.android.unifiedpush.fcm.AeroGearFCMPushRegistrar$2.get(AeroGearFCMPushRegistrar.java:96)

                      at org.jboss.aerogear.android.unifiedpush.fcm.AeroGearFCMPushRegistrar$4.doInBackground(AeroGearFCMPushRegistrar.java:145)

                      at org.jboss.aerogear.android.unifiedpush.fcm.AeroGearFCMPushRegistrar$4.doInBackground(AeroGearFCMPushRegistrar.java:135)

                      at android.os.AsyncTask$2.call(AsyncTask.java:295)

                      at java.util.concurrent.FutureTask.run(FutureTask.java:237)

                      at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:234)

                      at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1113)

                      at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:588)

                      at java.lang.Thread.run(Thread.java:818)

V/FA: Activity resumed, time: 27389

E/Surface: getSlotFromBufferLocked: unknown buffer: 0x7fe4e955a240

V/FA: Activity paused, time: 28121