HELP! GAME BREAKING CRASHES!

HailBreaker15, on Oct 25 2016 - 10:00, said:   Ok I'll give it a go. a note to be made however- my game can run, login, and use the garage low tier tanks, like up to tier 5 i can use but once i hop into tier 6 and above, this it what happens either A)    Loading battle    Loading bar gets to about 95%    Game immediately crashes or B)    Loads battle    Get into battle    Time ticks down    all game sounds cease to play, engine sounds stop. the only sound that's made is that tank tread noise.    I can move forward a few meters, but if i fire the gun, or try to open the ESC menu, the game crashes