HairWorks Quick start 3ds max -> Unreal Engine 4 Pipeline

Hello, i have run into an error after trying to build the 4.12.5 Version of the engine with Hairworks from 's repo, it all works fine until the end of the build where there’s some errors, and i can’t run the editor.
http://puu.sh/qKozv/9ff192854f.png
Maybe someone can help me out, i’m pretty sure i did the steps correctly but i think i’m missing something