Bugsplat, Leaver buster? confused

https://gyazo.com/0b659ca627dc23f69f59e8fa5b324999

it told me i left the game on purpose or went afk but i got bugsplat. Lol client crashed before it even went to loading screen. crashed during champ select im confused does this mean im banned? Even when i did not even leave the game on purpose?