If you click on that ^ you will be pointed to:
So, I have a question towards you....what is the bloody point of an error message if you refuse to read it properly
Regarding your initial question about the transition add-on and the settings-dialog:
Have you ever considered to simply configure the add-on to work properly. Why on earth would you think that the same add-on from another source would behave differently? If you would have hit "Yes" on the above dialog, you would have seen that:
Maybe you should learn how to read the messages Kodi shows you. But I even don't think that you will read this posting properly. So don't expect further help in here if you refuse to read.