I'm having problems with this too. First, it was only giving alerts for a single user. Then I tried changing the selections for Ignored groups that edit posts for alert, and now it's not alerting me even for that user, even after I changed the settings back to what I recall them being.
No...
2.2.17. I made a bug report about it: https://xenforo.com/community/threads/reply-to-thread-doesnt-result-in-notification-alert-and-the-thread-and-subforum-do-not-get-bolded-as-expected.232219/
I made a number of comments here reporting multiple scenarios where the buggy behavior occurs: https://xenforo.com/community/threads/not-receiving-some-alerts.189866/post-1730352
This may be one cause:
If that's correct, a solution may be for Xenforo to trigger alerts and "new post"...
Hmm, it just happened again without moving anything. The admin simply approved a comment in an existing thread in the mod queue. The post and thread show up under "latest posts" but no alert or bolding of the thread and subforum. Very frustrating.
EDIT:
Oh, I think I may have thought of a...
Just happened again. Admin moved a comment that was awaiting approval to another thread and then approved the comment. The OP of the thread it was moved to did not get notified, and the subforum and thread it was moved to did not get bolded.
So absolutely zero indication of a new comment.
The logo started showing (possible that I may have not had external images loading), but I just upgraded to the latest version and after sending a test email to a specific user I get this error:
InvalidArgumentException: Class XF\Finder\UserFinder does not match formatter pattern %s\Entity\%s in...
It was probably due to the Maximum messages to check for spam option being set to 0. Usually 0 means unlimited. I noticed that the default spam filter wasn't working so I set that option to 999999 and it started working.
Unfortunately, the default behavior is to reject messages/PMs that contain...
So lots of stuff in it needs to be updated? Are you indicating you don't want to keep it updated?
Oh, I forgot that XF doesn't let you edit threads after 1 day. How about moving the suggestions to the FAQ tab so they can be kept up to date?