android.view.WindowManager$BadTokenException

Unable to add window -- token null is not for an application

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Stack trace

  • android.view.WindowManager$BadTokenException: Unable to add window -- token null is not for an application at android.view.ViewRootImpl.setView(ViewRootImpl.java:804) at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:288) at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:73) at android.app.Dialog.show(Dialog.java:287) at ir.blog.trafik.BackGround.onPostExecute(BackGround.java:103) at ir.blog.trafik.BackGround.onPostExecute(BackGround.java:22) at android.os.AsyncTask.finish(AsyncTask.java:631) at android.os.AsyncTask.access$600(AsyncTask.java:177) at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:644) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:176) at android.app.ActivityThread.main(ActivityThread.java:5493) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:525) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1225) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1041) at dalvik.system.NativeStart.main(Native Method)

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