cosacks The mod works 🙂 and it is super helpful!
The error was a false installation.
Due to the fact that you are not doing any action you can simplify the mod.txt without comments to this
Name = "Cosack's detailed parts mod"
Version = 1.0.0
Author = "Mathieu Langlois Doyon"
Logo = "logo.png"
Description = "This is a enhance part Description Mod. see my other work at behance.net/mathieuso\n\n"
StringsFolder = "Strings"