In the quest Chippin'In, if check the scannable items after triggered the battle with Grayson, Rogue will stuck in the the position of the last checked item. The point is that it is impossible to check all items without triggering the battle, because in addition to the weapon box, the others are within the range of forcibly triggering the battle and optical camouflage is useless. If save and load Rogue will disappear, leaving Grayson a distance will fail the mission.