Number 1 survivor cannot lookout windows of a building with object in hand without falling thru the map also cannot walk up steps in crouched position without falling thru mapalso cannot fight zombies or people next to objects without falling thru map if your fighting zombies and your bleeding and you try to equip a bandage or rag next to an object or building you fall thru the map if you close out you die lose all your stuff and end back up on the beach please look into these problems it sucks for me right now