If you had a report, and a staff member replied to your comment on a report, the comment permalink in the notification would 404 because it was a "Staff-User" comment and with no break, was also falling into the "Staff-Staff" comment section and 404'ing there because the user was not staff.
If you had a report, and a staff member replied to your comment on a report, the comment permalink in the notification would 404 because it was a "Staff-User" comment and with no break, was also falling into the "Staff-Staff" comment section and 404'ing there because the user was not staff.