java.lang.IllegalStateException: The specified child already has a parent. You must call removeView() on the child\'s parent first.
    at android.view.ViewGroup.addViewInner(ViewGroup.java:3450)
    at android.view.ViewGroup.addView(ViewGroup.java:3321)
    at android.view.ViewGroup.addView(ViewGroup.java:3297)
    at android.webkit.HTML5VideoFullScreen.enterFullScreenVideoState(HTML5VideoFullScreen.java:307)
    at android.webkit.HTML5VideoViewProxy$VideoPlayer.enterFullScreenVideo(HTML5VideoViewProxy.java:200)
    at android.webkit.HTML5VideoViewProxy.handleMessage(HTML5VideoViewProxy.java:451)
    at android.os.Handler.dispatchMessage(Handler.java:107)
    at android.os.Looper.loop(Looper.java:194)
    at android.app.ActivityThread.main(ActivityThread.java:5449)
    at java.lang.reflect.Method.invokeNative(Native Method)
    at java.lang.reflect.Method.invoke(Method.java:525)
    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:833)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:600)
    at dalvik.system.NativeSt