Stuck on Set Object Relationships with API

I’m at the “Set Object Relationships with API”. I’ve followed the video as much as possible. Here the logic for the City Name

here is my logic for the selection
image

when i run the preview I get this error

any help would be appreciated
Thanks,

Hi @J_Allen_Jones_II,

seem you misspelled “objectId” (you wrote all small letters objectid while Id part should start with the big letter).

Regards,
Stanislaw