Issue with custom helmet, please help.

[AggressivePo]

So I've been trying to port a helmet into bannerlord the last couple days, I got it into the editor and I've made the necessary files for it, but whenever I load up the game to try and see if I got it in there it crashes. Not sure if I got the code wrong or what, but here's the file;

http://www.mediafire.com/file/di0pjyqf0iz6icy/LorItems.rar/file