OnHit does not work on 1.17

I tried every skill whit "onhit" in the wiki, they does not work at all on the last 1.17 build

(example)

  Skills:
  - skill{s=Homer} @target ~onTimer:100

Homer:
  Skills:
  - missile{ot=Homer_TICK;oh=Homer_HIT;v=4;i=1;hR=1;vR=1;in=0.75}

Homer_TICK:
  Skills:
  - effect:particles{p=flame;a=1} @origin

Homer_HIT:
  Skills:
  - effect:particles{p=lava;a=50;hS=1;vS=1}
  - effect:sound{s=entity.generic.explode;v=1;p=0}
  - damage{a=1337;i=false}