android.view.WindowManager$BadTokenException: Unable to add window -- token null is not valid; is your activity running?
	at android.view.ViewRootImpl.setView(ViewRootImpl.java:1279)
	at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:410)
	at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:133)
	at android.widget.PopupWindow.invokePopup(PopupWindow.java:1730)
	at android.widget.PopupWindow.showAtLocation(PopupWindow.java:1489)
	at android.widget.PopupWindow.showAtLocation(PopupWindow.java:1455)
	at com.android.internal.widget.FloatingToolbar$FloatingToolbarPopup.show(FloatingToolbar.java:774)
	at com.android.internal.widget.FloatingToolbar.doShow(FloatingToolbar.java:324)
	at com.android.internal.widget.FloatingToolbar.show(FloatingToolbar.java:249)
	at com.android.internal.view.FloatingActionMode$FloatingToolbarVisibilityHelper.updateToolbarVisibility(FloatingActionMode.java:428)
	at com.android.internal.view.FloatingActionMode.repositionToolbar(FloatingActionMode.java:226)
	at com.android.internal.view.FloatingActionMode.updateViewLocationInWindow(FloatingActionMode.java:176)
	at com.android.internal.view.FloatingActionMode.invalidateContentRect(FloatingActionMode.java:154)
	at com.android.internal.view.FloatingActionMode.invalidate(FloatingActionMode.java:148)
	at com.android.internal.policy.DecorView.setHandledFloatingActionMode(DecorView.java:2431)
	at com.android.internal.policy.DecorView.setHandledActionMode(DecorView.java:2271)
	at com.android.internal.policy.DecorView.startActionMode(DecorView.java:1164)
	at com.android.internal.policy.DecorView.startActionModeForChild(DecorView.java:1119)
	at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:1087)
	at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:1087)
	at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:1087)
	at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:1087)
	at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:1087)
	at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:1087)
	at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:1087)
	at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:1087)
	at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:1087)
	at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:1087)
	at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:1087)
	at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:1087)
	at android.view.View.startActionMode(View.java:7716)
	at android.widget.Editor.startActionModeInternal(Editor.java:2690)
	at android.widget.SelectionActionModeHelper.startActionMode(SelectionActionModeHelper.java:305)
	at android.widget.SelectionActionModeHelper.startSelectionActionMode(SelectionActionModeHelper.java:281)
	at android.widget.SelectionActionModeHelper.lambda$startSelectionActionModeWithSmartSelectAnimation$0$SelectionActionModeHelper(SelectionActionModeHelper.java:335)
	at android.widget.SelectionActionModeHelper$$ExternalSyntheticLambda1.run(Unknown Source:4)
	at android.widget.SelectionActionModeHelper.startSelectionActionModeWithSmartSelectAnimation(SelectionActionModeHelper.java:343)
	at android.widget.SelectionActionModeHelper.$r8$lambda$mMDhXh3JQs_q5UuyTdq2CLenZJk(Unknown Source:0)
	at android.widget.SelectionActionModeHelper$$ExternalSyntheticLambda5.accept(Unknown Source:4)
	at android.widget.SelectionActionModeHelper$TextClassificationAsyncTask.onPostExecute(SelectionActionModeHelper.java:1044)
	at android.widget.SelectionActionModeHelper$TextClassificationAsyncTask.onPostExecute(SelectionActionModeHelper.java:992)
	at android.os.AsyncTask.finish(AsyncTask.java:771)
	at android.os.AsyncTask.access$900(AsyncTask.java:199)
	at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:788)
	at android.os.Handler.dispatchMessage(Handler.java:106)
	at android.os.Looper.loopOnce(Looper.java:233)
	at android.os.Looper.loop(Looper.java:334)
	at android.app.ActivityThread.main(ActivityThread.java:8396)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:582)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1068)