Joining Host lan problem

[Amriel_Actual]

hello guys i have my pals trying to play T4 campaign but sadly only one guy does hosts and we can join him but the others can host their own game but we cant join them and it causes some issues especially in campaign or when we dont have him we do the same commands and methods Xpartygo command on hostlan but we have issue for it when this one guy that works for him Is not there to make the game, also the blood and iron tank mission is bugged and only one guy has a tank