Continuity mistake: When Commander Turner hands Harm the document regarding Harm's steering wheel, Harm takes it with his right hand. In the next shot, he's suddenly holding the document in his left hand. (00:20:40)
Head to Toe - S7-E15
Factual error: Lt.Col. Sarah Coffey wears the USAF uniform, but an Army insignia on her left collar (the MI "splatted bug"). An Air Force officer wears identical insignia on right and left collars (a dark oak leaf, in this case).
Revealing mistake: When Harm talks to the young sailor about the lighter and how high the flame really was...he says "dial that up as high as it'll go"...keep your eye on his collar, and you'll see the tag on his shirt says "DAVID"...
Continuity mistake: The hull number shown for the USS Seahawk shown in this episode was "74" (in real life, the USS John C. Stennis), however, JAG has always used that hull number to refer to the show's 'other carrier', the USS Patrick Henry.
Factual error: Lt. Singer is wearing the wrong epaulets (shoulder boards). She is wearing the epaulets with a star on it instead of the legal emblem.
Continuity mistake: When Harm is ejected from the jeep after the mine explosion, his hat is on his head after he lands, but in the next scene, it shows his hat situated on the ground between the jeep & him.
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.