Controls issue?(random heavy attacks while attacking)

itzShadow420

So in todays war, facing a really easy 15k maw, however i still died due to my champion randomly holding heavy attacks throughout the match.
Im an android 8.1.0 player btw and here is the proof if anyone wants to see it.
https://drive.google.com/file/d/1R2LunkMVNaYmV5lYwgg-h4j6AdHyrO6X/view?usp=sharing