Android Question BillingManager3 Initialize problem

[erfan]

Im trying to Initialize BillingManager3 but there is an error it never happend before ant i cant find the reason !.

java.lang.NullPointerException

<code>
(donate, 41) FullScreen or IncludeTitle properties in layout file do not match the activity attributes settings. (warning #1004)
AZ:init billing manager


java.lang.NullPointerException


at anywheresoftware.b4a.objects.IbHelper.startSetup(IbHelper.java:269)
at anywheresoftware.b4a.inappbilling3.BillingManager3.Initialize(BillingManager3.java:44)
at file_sender_en_free.edoardo.donate._activity_create(donate.java:339)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at anywheresoftware.b4a.BA.raiseEvent2(BA.java:175)
at file_sender_en_free.edoardo.donate.afterFirstLayout(donate.java:98)
at file_sender_en_free.edoardo.donate.access$100(donate.java:16)
at file_sender_en_free.edoardo.donate$WaitForLayout.run(donate.java:76)
at android.os.Handler.handleCallback(Handler.java:733)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5021)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:827)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:643)
at dalvik.system.NativeStart.main(Native Method)

</code>

 

[Erel]

Is Google Play Store installed on this device?