can't use skill

[Reaper]

<frame> 251 jump & cool
pic: 190 state: 3 wait: 1 next: 252 dvx: 0 dvy: 20 centerx: 108 centery: 239 hit_a: 0 hit_d: 0 hit_j: 0 mp: 100
itr:
kind: 0 x: 107 y: 71 w: 71 h: 182 dvx: 0 dvy: -10 fall: 70 arest: 3 bdefend: 60 injury: 40 effect: 1
itr_end:
bdy:
kind: 0 x: 98 y: 164 w: 29 h: 36
bdy_end:
<frame_end>


There is the problem. A positive dvy: will make you go into the crouch frames or something like that, thus you can't complete the move.