Potion effects are bugged

hi i have a huge issue to show you. When you drink a potion or splash or linger it the potion effects are bugged . i use 1.14 or even some 1.16 packs and most of them are buggy. here is proof. this bugs effects all the 1.16  latest hofix update.. in this picture that i showed you . you can see on the top left , the potion effects are bugged