NPC Custom Story NPC

I'm created Custom Story NPC, everything perfect, but arms are reversed, my NPC or I can call him I, becose I made my self at game. When he's standing his arm are glitch'ed, but then he doing walk animation, arm looks fine. And I made arm, hand looks like normal, but smaller. I hope somebody would help me?

EDIT: Front arm at backward position, back arm at front position!

EDIT: Problem fixed, people help'ed at discord