This reddit thread may be able to help you:
https://www.reddit.com/r/PiratedGTA/comments/3k2lyj/original_x64erpf/

https://github.com/MAFINS/MenyooSP/blob/d371e3030e7d9c00e0084f30e195eb1398a581cf/Solution/source/Submenus/PedComponentChanger.cpp#L1251

Since a model of hash 0 would be invalid, you may be able to remove those lines from the XML file manually, namely ModelHash and PedProperties (the entirety of the node).

Feel free to fork the source and make an option to only apply attachments too. I'd be happy to approve such pull/merge requests.

@FinalRockstar Try removing or moving out all the script mods other than Mayo and then checking

Try copying in your custom gameconfig from the old patch.
Probably the issue.

Why Sydney lol?
Why not some cool speedy one?

@Krlos_Rokr Don't forget the alignment to 8 bytes or add 4 byte padding after every var
And make the last one an int instead of a bool

Yeah nah mate