[GAMEPLAY][CRASH] Game Wont Open

so i tried to play a match with my friend Snowhuskey78 as braum but the leage of legends client wont open and wean i do it crashes so about 3/4 of the match i finaly get it to work so what im asking is if i recice a leaverbuster punishes ment for being afk the match can you remove it bechas its not my fault and i really enjoy your game and would like to play it more often but with out my punishment for something that is not my fault so riot plz dont give me a leavebuster.