Getting kicked out when winning on squad battles

My brother was in a middle of a squad battles game on his profile on my xbox was doing squad battles on semi pro ws winning and was doing the guilt objectives scored bout 6 power shots then with ten mins to go as he made subs started again and then got kicked out so he now has a loss and these objectives won't count can yoh reimburse him with thr win and the objectives he done as this wasnt his fault and isn't fair on the player as seen this mentioned time and time again nd you still allow it your servers are rubbish if they kick people out during games and you do nothing about it and now trying to log in it says ea servers are nit available there was nothing about you doing updates on the game so please tell me why this is happening