I have found this at east croyden while on the journey “electrostar of the show” chapter 1. Journey 1M03 Brighton to London Victoria . Xbox series S
Let's say... People have names. Like you call someone by name talk or sth. In programming IDs are kind of names for certain elements of code. They are usually in kind of simplfied english and spaces are replaced with underscores. Looks like this one is for British distant signal and aspect is clear (Green light). But it should not be diplayed in game, so it's indeed a bug.
