Amnesia HPL Problem!

[Froge]

void OnStart()
{
AddUseItemCallback("", "Key_2", "LockedDoor2", "UsedKeyOnDoor", true);
}

void UsedKeyOnDoor(string &in asItem, string &in asEntity)
{
SetSwingDoorLocked("LockedDoor2", false, true);
RemoveItem("Key_2");
}