... and returns "Something went wrong while trying to load the full version of this site."
In this situation, Flarum should really display a "You need to be logged in to access the Settings page" error message, preferably accompanied by a login prompt.
Presently, when an unauthenticated user enters the URL for the Settings page ...
https://discuss.flarum.org/settings
... the forum redirects to the following page ...
https://discuss.flarum.org/settings?nojs=1
... and returns "Something went wrong while trying to load the full version of this site."
In this situation, Flarum should really display a "You need to be logged in to access the Settings page" error message, preferably accompanied by a login prompt.