Window Leak in StatisticsActivity after rotation

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E/WindowManager(10604): E/WindowManager(10604): android.view.WindowLeaked: Activity de.danoeh.antennapod.activity.StatisticsActivity has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView{529829d4 V.E..... R.....I. 0,0-640,438} that was originally added here E/WindowManager(10604): at android.view.ViewRootImpl.(ViewRootImpl.java:346) E/WindowManager(10604): at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:248) E/WindowManager(10604): at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:69) E/WindowManager(10604): at android.app.Dialog.show(Dialog.java:286) E/WindowManager(10604): at android.support.v7.app.AlertDialog$Builder.show(AlertDialog.java:1006) E/WindowManager(10604): at de.danoeh.antennapod.activity.StatisticsActivity.onItemClick(StatisticsActivity.java:151) E/WindowManager(10604): at android.widget.AdapterView.performItemClick(AdapterView.java:299) E/WindowManager(10604): at android.widget.AbsListView.performItemClick(AbsListView.java:1113) E/WindowManager(10604): at android.widget.AbsListView$PerformClick.run(AbsListView.java:2911) E/WindowManager(10604): at android.widget.AbsListView$3.run(AbsListView.java:3645) E/WindowManager(10604): at android.os.Handler.handleCallback(Handler.java:733) E/WindowManager(10604): at android.os.Handler.dispatchMessage(Handler.java:95) E/WindowManager(10604): at android.os.Looper.loop(Looper.java:136) E/WindowManager(10604): at android.app.ActivityThread.main(ActivityThread.java:5001) E/WindowManager(10604): at java.lang.reflect.Method.invokeNative(Native Method) E/WindowManager(10604): at java.lang.reflect.Method.invoke(Method.java:515) E/WindowManager(10604): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:785) E/WindowManager(10604): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:601) E/WindowManager(10604): at dalvik.system.NativeStart.main(Native Method)