Ok well ive made my map, everything is fine its just the zombie volume doesn't work that good, only time the zombies spawn is when u go in the corner of the map, but if u stand under the zombie volume they wont spawn? how can i fix this? - basiclly my map is 2 big holes the zombies spawn on the top floor and fall down onto your floor to attack you but i just cant get the volume working can i get some help please?