Need help with custom class

I keep getting this error:
http://steamcommunity.com/id/vasik0201/screenshots/?appid=262060
I think it has to do something with .fx files but i still dont really know how they connect eachother with the skills like id? or something like that? Would appreciate explanation
If you want to delve into the mod here’s the link: http://steamcommunity.com/sharedfiles/filedetails/?id=954141794