This is another subfolder police public announcement.
Somewhere between 1.4.0 stable and 1.5.0.beta.8 mini profile resource url forgot how to deal with subfolders.
I’m searching for the culprit commit (between Discourse repo and Mini Profiler repo) just adding this post here so I don’t forget (because it’s Carnival in Brazil )
It is actually very easy to work around in the top level server’s configuration. I had this issue and solved it by adding this line to my NGINX config:
Looks like mini_profiler is not happy with subfolder installs. Unfortunately, I can’t say if this was fixed and is a regression or was never fixed. Haven’t had a subfolder install to look at in a while.