Cant aa with dunk master darius (EUW) Mac client

It happens every game. As shown in de video you can't aa mineons end champions. you can only like auto auto attack them when in range and standing still. Mac client Dunk master skin. You can ''reset;; the bug by right clicking an enemy turret. then you can aa mineons and champs again.

SupaaNova (lost 2 ranked games to this but np)