Clearing data on handset causes NPE on wear device

[suomi35]

When data is cleared on a handset, the following NPE is observed on the wear device:

E/AndroidRuntime: FATAL EXCEPTION: main Process: com.example.watch, PID: 22973 java.lang.NullPointerException: Attempt to get length of null array at com.google.android.gms.internal.zzapv.zza(Unknown Source) at com.google.android.gms.internal.zzaen.zzaq(Unknown Source) at com.google.android.gms.wearable.DataMap.fromByteArray(Unknown Source) at wearprefs.WearPrefs.onDataChanged(WearPrefs.java:243) at com.google.android.gms.wearable.internal.zzbq$1.zza(Unknown Source) at com.google.android.gms.wearable.internal.zzbq$1.zzt(Unknown Source) at com.google.android.gms.internal.zzqn.zzb(Unknown Source) at com.google.android.gms.internal.zzqn$zza.handleMessage(Unknown Source) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:148) at android.app.ActivityThread.main(ActivityThread.java:5422) 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)