To reproduce. Play with the Beast and go in-game (playing).
Alt-tab out of the game then back.
You will notice when you try to use the "Venom Spit" that the litle circle that show you the range of the skill is not shown anymore.
I reported this bug since Beta and tough I may try to report it again just in case god is in my favor
Oh and HI to all my friend I played and kill here with Flurus in the beta