Unable to open clipboard but the clipboard is correct?

[fenchai23]

onClipboardChanged: Unhandled Exception: PlatformException(Clipboard error, Unable to open clipboard, 5, null)

but the clipboard does print? what is this error for?

@override
  void onClipboardChanged() async {
    ClipboardData? newClipboardData =
        await Clipboard.getData(Clipboard.kTextPlain);
    print(newClipboardData?.text ?? "");
  }