Subject: red card penalty

i can not understand. why my player been red carded end of season./ why cant he play in the friendlies? yet if a player gets carded in a friendly it is not carried on to the next match .or recorded. is this right ?

He can. It's just a visual bug

i see because when i try to pick he is still red.

red card are only for official match, not for friendlies don't worry