civ v mod

Hello everyone, I'm not the most experienced modder, however, I sort of know my way around civ v modding, so I've been making my own mods for a couple of years now. This is the very first time I have ever run into an issue/error like this, and I feel as though I am out of troubleshooting...

A Mod adding the Lusitanian civilization and Viriathus leader to Civ V. Civilization V Brave New World is required. Place the mod file in your mods folder normally under C:\Users\...\Documents\My Games\Sid Meier's Civilization 5\MODS. Choose single player mods when you start the game and enable...

A Mod adding the Lusitanian civilization and Viriathus leader to Civ V. Civilization V Brave New World is required. Place the mod file in your mods folder normally under C:\Users\...\Documents\My Games\Sid Meier's Civilization 5\MODS. Choose single player mods when you start the game and enable...