help hoverboards

i have hoverboards in my server and for some reason i dont stand on them any ideas ?
http://82.8.148.24:4000/Untitled.png

in .dat fix it

doing what ?

Replacing action .dats

You mean like this?: http://puu.sh/43ag8

so its M_SnowBoard01.dat to M_SnowBoard05.dat, that will fix the position? or is it another file?