You can only introduce one companion to King Kelsaz at the feast, even if you've brought both Etheryn and Arona. The option for introducing the other is grayed out after you introduce the first one.
I'm playing the downloaded version and no error shows up in the console when I access it with Ctrl-Shift-I
Screenshot is below:
I'm playing the downloaded version and no error shows up in the console when I access it with Ctrl-Shift-I
Screenshot is below: