Armour Error

I made a custom modeled hat that says "mod" above peoples heads to show they are moderators in my server. However, whenever I add it in it either gives me an error but cannot tell me what part of the element is causing it, or it just gives me and error in the console. I don't know what to do and cannot find anything remotely similar on the forums. Workspace attached as a drive file: https://drive.google.com/file/d/1xDjEuprsAnvx_SrVdFkyND5_oNHT6NBg/view?…

I tried to add the log but it won't let me