It was reported a long time ago that Glaive IPC made an error when picking up the marking gun. Who knows what went wrong with Glaive IPC? | PlanetSide 2 Forums (daybreakgames.com) Two months have passed and you did not fix the error.
If you haven't found the problem with Glaive IPC, please log in to soltech to build a Glaive IPC to get the target gun.