


I tried pretty every thing find while searching on internet.i started android so,if i'm doing minor blunder please let me know it.thanks in advance. Here code:-(myservice.java) public void oncreate() tried things related issue nothing helps me resolve yet.i'm getting error every time tried launch service:- fatal exception: main process:, pid: 5128 : unable create service .myservice:$badtokenexception: unable add window - permission denied window type 2010 (activitythread.java:3414) .-wrap4(unknown source:0) $h.handlemessage(activitythread.java:1683) android.os.handler.dispatchmessage(handler.java:105) android.os.looper.loop(looper.java:164) (activitythread.java:6540) .invoke(native method) .zygote$n(zygote.java:240) .zygoteinit.main(zygoteinit.java:767) caused by: $badtokenexception: unable add window - permission denied window type 2010 (viewrootimpl.java:788) (windowmanagerglobal.java:356) (windowmanagerimpl.java:92) .myservice.oncreate(myservice.java:64) (activitythread.java:3404) .-wrap4(unknown source:0) $h.handlemessage(activitythread.java:1683) android.os.handler.dispatchmessage(handler.java:105) android.os.looper.loop(looper.java:164) (activitythread.java:6540) .invoke(native method) .zygote$n(zygote.java:240) .zygoteinit.main(zygoteinit.java:767) first run,i transferred overlay setting app (as expected android m & onwards), allowed it.but it's keep getting crashed tried launch service app. did manage on version-6.0 it's not working on version-7.0, 8.0. Caused by $BadTokenException: Unable to add window - token is not valid is your activity running? at (ViewRootImpl.java:890) at (WindowManagerGlobal.java:377) at (WindowManagerImpl.java:97) at (Dialog.java:396) at me.query.QueryActivity$retrieveServerGraph$4.onError(QueryActivity.kt:342) at rx.observers.SafeSubscriber._onError(SafeSubscriber.java:159) at rx.(SafeSubscriber.java:120) at rx.$ObserveOnSubscriber.pollQueue(OperatorObserveOn.java:191) at rx.$ObserveOnSubscriber$2.call(OperatorObserveOn.java:162) at rx.(ScheduledAction.java:55) at android.os.Handler.handleCallback(Handler.java:751) at android.os.Handler.dispatchMessage(Handler.java:95) at android.os.Looper.loop(Looper.java:154) at (ActivityThread.java:6776) at .invoke(Method.java) at .ZygoteInit$n(ZygoteInit.java:1496) at .ZygoteInit.main(ZygoteInit.I'm trying make system overlay window,which appear on lockscreen too.
