I had a problem running this vehicle:
".veh extensions are too large."
I installed the game to the normal directory. I think I heard that reinstalling the game to a shorter dir structure fixes this. If OJP is going to have this and other vehicles in it, they MUST be compatible with games installed to the normal dir:
C:\Program Files\LucasArts\Star Wars Jedi Knight Jedi Academy\
"Words are deeds." - Wittgenstein