skill_castend_pos2: unknown skill used: 653

[hartonox]

Try make NPC with unitskillusepos earthquake, but got warning [skill_castend_pos2: unknown skill used: 653] , didnt give any damage, and i cant see earthquake effect

gonryun,160,107,1	script	npcq	111,{
unitskillusepos getnpcid(0),653,10,166,106;
end;
}