Hi, actually I have the same problem but I solve creating my own modfolder, I can show my steps to do, is very easy:
1- Copy your original vanilla americas modfolder and rename with plusultra need to look like this:
2-Open the modfolder of plusultra and look the cfg and bat files
3- The cfg file rename with Plus_Ultra, open the file and edit the entries to be like this.
4- Now is time to modfiy the bat file, rename with the name of plusultra
[features]
mod = mods/plusultra
[log]
to = mods/plusultra/ERRORES.txt
level = * error
[io]
file_first = true
[video]
show_banners = 1
windowed = false
5- Open the file with a text editor, the content need to be like this:
6- Check the error.log file have the correct name, in this case ERRORES@echo off
cd ..\..
start kingdoms.exe @mods\plusultra\Plus_Ultra.cfg
7- The folder need to look like this:
8-To start the game double click in the bat file