Goremod error

Hi guys. im new here :smiley: (lol who cares)
anywho so i get this error in gmod when im using goremod when i start to swing the bodies i get this error spammed at the top of the screen.

addons\gore_mod\lua\autorun\client\cl_goremod.lua:10: attempt to index local ‘bone_matrix’ (a nil value)
anyone knows how to fix it ?
cuz its really annoying :confused:

someone ?

2 words. GMod update.

well thanks anyway