Wild Growth - exevo grav vita. Script don't working OTHire 0.0.3 Client 7.72.

[Eldran]

I need help because the magic (Wild Growth) "exevo grav vita" isn't working on my server, the character loose the mana points but the wall does not appear in front of him. Somebody can help me? Thanks!

wild_growth.lua

local combat = createCombatObject()
setCombatParam(combat, COMBAT_PARAM_DISTANCEEFFECT, CONST_ANI_ENERGY)
setCombatParam(combat, COMBAT_PARAM_CREATEITEM, 1499)
setCombatParam(combat, COMBAT_PARAM_AGGRESSIVE, 0)

function onCastSpell(cid, var)
return doCombat(cid, combat, var)
end