Rendezvous - S2-E15
Visible crew/equipment: In the scene where Bud is shredding the satelite photograph, when he turns around to talk to Harriet, a microphone dips into the scene for a quick second.
Visible crew/equipment: When Rabb and Bud meet Elaine on the beach a boom Mic is visible.
Answer: Officially, the individual has been ordered to attend, failing to could be interpreted as either, Failure to follow orders, dereliction of duty, going AWOL, or even desertion. It would depend on the underlying reason as to why the person doesn't appear.